396250252398 has 512 divisors, whose sum is σ = 1271144448000. Its totient is φ = 88079063040.

The previous prime is 396250252367. The next prime is 396250252427. The reversal of 396250252398 is 893252052693.

396250252398 is a `hidden beast` number, since 3 + 9 + 6 + 25 + 0 + 2 + 523 + 98 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 48266118 + ... + 48274326.

It is an arithmetic number, because the mean of its divisors is an integer number (2482704000).

Almost surely, 2^396250252398 is an apocalyptic number.

396250252398 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 396250252398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (635572224000).

396250252398 is an abundant number, since it is smaller than the sum of its proper divisors (874894195602).

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

396250252398 is a wasteful number, since it uses less digits than its factorization.

396250252398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8317 (or 8311 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 396250252398 in words is "three hundred ninety-six billion, two hundred fifty million, two hundred fifty-two thousand, three hundred ninety-eight".