6357923557398 has 256 divisors, whose sum is σ = 16683625728000. Its totient is φ = 1757002199040.

The previous prime is 6357923557247. The next prime is 6357923557423. The reversal of 6357923557398 is 8937553297536.

6357923557398 is a `hidden beast` number, since 6 + 35 + 7 + 9 + 2 + 3 + 557 + 39 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1369354465 + ... + 1369359107.

It is an arithmetic number, because the mean of its divisors is an integer number (65170413000).

Almost surely, 2^{6357923557398} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6357923557398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8341812864000).

6357923557398 is an abundant number, since it is smaller than the sum of its proper divisors (10325702170602).

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

6357923557398 is a wasteful number, since it uses less digits than its factorization.

6357923557398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5444 (or 5438 counting only the distinct ones).

The product of its digits is 1285956000, while the sum is 72.

The spelling of 6357923557398 in words is "six trillion, three hundred fifty-seven billion, nine hundred twenty-three million, five hundred fifty-seven thousand, three hundred ninety-eight".