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5279401904568 = 2331119997734487
BaseRepresentation
bin100110011010011010011…
…1000000000100110111000
3200200201001121002111012220
41030310310320000212320
51142444203341421233
615121153533004040
71053265333523241
oct114646470004670
920621047074186
105279401904568
111755a888178a0
12713225023620
132c3acb63850c
1414374add3cc8
15924e18c0eb3
hex4cd34e009b8

5279401904568 has 32 divisors (see below), whose sum is σ = 14398368831360. Its totient is φ = 1599818758880.

The previous prime is 5279401904563. The next prime is 5279401904611. The reversal of 5279401904568 is 8654091049725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5279401904561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9998866980 + ... + 9998867507.

It is an arithmetic number, because the mean of its divisors is an integer number (449949025980).

Almost surely, 25279401904568 is an apocalyptic number.

It is an amenable number.

5279401904568 is an abundant number, since it is smaller than the sum of its proper divisors (9118966926792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5279401904568 is a wasteful number, since it uses less digits than its factorization.

5279401904568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19997734507 (or 19997734503 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 60.

The spelling of 5279401904568 in words is "five trillion, two hundred seventy-nine billion, four hundred one million, nine hundred four thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 19997734487 39995468974 59993203461 79990937948 119986406922 159981875896 219975079357 239972813844 439950158714 479945627688 659925238071 879900317428 1319850476142 1759800634856 2639700952284 5279401904568