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11079608639 = 117529133781
BaseRepresentation
bin10100101000110010…
…10110100100111111
31001121011020102202112
422110121112210333
5140142334434024
65031230244235
7541364056001
oct122431264477
931534212675
1011079608639
114776171a60
12219265667b
13107757b858
147716b4371
1544ca6700e
hex29465693f

11079608639 has 8 divisors (see below), whose sum is σ = 12088541520. Its totient is φ = 10070958400.

The previous prime is 11079608633. The next prime is 11079608647. The reversal of 11079608639 is 93680697011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11079608639 - 28 = 11079608383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11079608633) 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, 15929 + ... + 149709.

It is an arithmetic number, because the mean of its divisors is an integer number (1511067690).

Almost surely, 211079608639 is an apocalyptic number.

11079608639 is a deficient number, since it is larger than the sum of its proper divisors (1008932881).

11079608639 is a wasteful number, since it uses less digits than its factorization.

11079608639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141321.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 11079608639 in words is "eleven billion, seventy-nine million, six hundred eight thousand, six hundred thirty-nine".

Divisors: 1 11 7529 82819 133781 1471591 1007237149 11079608639