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23966490967 = 29971851113
BaseRepresentation
bin10110010100100000…
…111010000101010111
32021212021011212221121
4112110200322011113
5343040410202332
615002101024411
71505624545336
oct262440720527
967767155847
1023966490967
11a189506431
12478a3b5107
13234c396103
141234dd5d1d
159540c2797
hex59483a157

23966490967 has 8 divisors (see below), whose sum is σ = 24818484240. Its totient is φ = 23116201920.

The previous prime is 23966490923. The next prime is 23966491049. The reversal of 23966490967 is 76909466932.

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 23966490967 - 211 = 23966488919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23966490917) 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, 397398 + ... + 453715.

It is an arithmetic number, because the mean of its divisors is an integer number (3102310530).

Almost surely, 223966490967 is an apocalyptic number.

23966490967 is a deficient number, since it is larger than the sum of its proper divisors (851993273).

23966490967 is an equidigital number, since it uses as much as digits as its factorization.

23966490967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852113.

The product of its (nonzero) digits is 26453952, while the sum is 61.

The spelling of 23966490967 in words is "twenty-three billion, nine hundred sixty-six million, four hundred ninety thousand, nine hundred sixty-seven".

Divisors: 1 29 971 28159 851113 24682277 826430723 23966490967