390070245924 has 72 divisors (see below), whose sum is σ = 1009365156800. Its totient is φ = 126946274112.

The previous prime is 390070245913. The next prime is 390070245977. The reversal of 390070245924 is 429542070093.

390070245924 is a `hidden beast` number, since 39 + 0 + 0 + 7 + 0 + 24 + 592 + 4 = 666.

It is a super-2 number, since 2×390070245924² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 390070245924.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3720777 + ... + 3824175.

Almost surely, 2^390070245924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 390070245924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504682578400).

390070245924 is an abundant number, since it is smaller than the sum of its proper divisors (619294910876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

390070245924 is a wasteful number, since it uses less digits than its factorization.

390070245924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105889 (or 105884 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 390070245924 in words is "three hundred ninety billion, seventy million, two hundred forty-five thousand, nine hundred twenty-four".