356999916879 has 12 divisors (see below), whose sum is σ = 515694320232. Its totient is φ = 237987126000.

The previous prime is 356999916877. The next prime is 356999916883. The reversal of 356999916879 is 978619999653.

356999916879 is a `hidden beast` number, since 356 + 99 + 99 + 16 + 87 + 9 = 666.

It is not a de Polignac number, because 356999916879 - 2¹ = 356999916877 is a prime.

It is a super-2 number, since 2×356999916879² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 356999916798 and 356999916807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (356999916877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 890272 + ... + 1227429.

It is an arithmetic number, because the mean of its divisors is an integer number (42974526686).

Almost surely, 2^356999916879 is an apocalyptic number.

356999916879 is a deficient number, since it is larger than the sum of its proper divisors (158694403353).

356999916879 is a wasteful number, since it uses less digits than its factorization.

356999916879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136438 (or 2136435 counting only the distinct ones).

The product of its digits is 1785641760, while the sum is 81.

The spelling of 356999916879 in words is "three hundred fifty-six billion, nine hundred ninety-nine million, nine hundred sixteen thousand, eight hundred seventy-nine".