390336952320 has 1920 divisors, whose sum is σ = 1735263129600. Its totient is φ = 81983176704.

The previous prime is 390336952319. The next prime is 390336952331. The reversal of 390336952320 is 23259633093.

390336952320 is a `hidden beast` number, since 3 + 90 + 3 + 36 + 9 + 523 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1920).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4940974041 + ... + 4940974119.

It is an arithmetic number, because the mean of its divisors is an integer number (903782880).

Almost surely, 2^390336952320 is an apocalyptic number.

390336952320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 390336952320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867631564800).

390336952320 is an abundant number, since it is smaller than the sum of its proper divisors (1344926177280).

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

390336952320 is a wasteful number, since it uses less digits than its factorization.

390336952320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 787320, while the sum is 45.

The spelling of 390336952320 in words is "three hundred ninety billion, three hundred thirty-six million, nine hundred fifty-two thousand, three hundred twenty".