999999424359057 has 16 divisors (see below), whose sum is σ = 1339832669000000. Its totient is φ = 663423887502144.

The previous prime is 999999424359017. The next prime is 999999424359079. The reversal of 999999424359057 is 750953424999999.

It is not a de Polignac number, because 999999424359057 - 2⁷ = 999999424358929 is a prime.

It is the 31622768-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999999424359017) by changing a digit.

It is a nontrivial repunit in base 31622767.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 956500882 + ... + 957545787.

It is an arithmetic number, because the mean of its divisors is an integer number (83739541812500).

Almost surely, 2^{999999424359057} is an apocalyptic number.

It is an amenable number.

999999424359057 is a deficient number, since it is larger than the sum of its proper divisors (339833244640943).

999999424359057 is a wasteful number, since it uses less digits than its factorization.

999999424359057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914047520.

The product of its (nonzero) digits is 80353879200, while the sum is 93.

The spelling of 999999424359057 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, four hundred twenty-four million, three hundred fifty-nine thousand, fifty-seven".