42099704232959 has 32 divisors (see below), whose sum is σ = 43153926266880. Its totient is φ = 41062765708800.

The previous prime is 42099704232877. The next prime is 42099704232961. The reversal of 42099704232959 is 95923240799024.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42099704232959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42099704232895 and 42099704232904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42099704292959) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3368778599 + ... + 3368791095.

It is an arithmetic number, because the mean of its divisors is an integer number (1348560195840).

Almost surely, 2^{42099704232959} is an apocalyptic number.

42099704232959 is a deficient number, since it is larger than the sum of its proper divisors (1054222033921).

42099704232959 is a wasteful number, since it uses less digits than its factorization.

42099704232959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14471.

The product of its (nonzero) digits is 88179840, while the sum is 65.

The spelling of 42099704232959 in words is "forty-two trillion, ninety-nine billion, seven hundred four million, two hundred thirty-two thousand, nine hundred fifty-nine".