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40653406913 = 7233121032551
BaseRepresentation
bin100101110111001000…
…011100001011000001
310212221012120001021112
4211313020130023001
51131224233010123
630401555333105
72636300154140
oct456710341301
9125835501245
1040653406913
1116271874359
127a668b1195
133aab55a182
141d79297757
1510ce053d78
hex97721c2c1

40653406913 has 48 divisors (see below), whose sum is σ = 50601627648. Its totient is φ = 31929876000.

The previous prime is 40653406903. The next prime is 40653406933. The reversal of 40653406913 is 31960435604.

It is not a de Polignac number, because 40653406913 - 214 = 40653390529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40653406903) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15934988 + ... + 15937538.

It is an arithmetic number, because the mean of its divisors is an integer number (1054200576).

Almost surely, 240653406913 is an apocalyptic number.

It is an amenable number.

40653406913 is a deficient number, since it is larger than the sum of its proper divisors (9948220735).

40653406913 is a wasteful number, since it uses less digits than its factorization.

40653406913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 40653406913 in words is "forty billion, six hundred fifty-three million, four hundred six thousand, nine hundred thirteen".

Divisors: 1 7 23 31 103 161 217 713 721 961 2369 2551 3193 4991 6727 16583 17857 22103 22351 58673 73439 79081 98983 154721 262753 410711 514073 553567 692881 1818863 1839271 2276609 2451511 6043319 8145343 12732041 15936263 17160577 42303233 56384753 57017401 187342889 252505633 394693271 1311400223 1767539431 5807629559 40653406913