397540924677000 has 1024 divisors, whose sum is σ = 1489681317196800. Its totient is φ = 97492377600000.

The previous prime is 397540924676999. The next prime is 397540924677019. The reversal of 397540924677000 is 776429045793.

397540924677000 is a `hidden beast` number, since 3 + 9 + 7 + 540 + 9 + 24 + 67 + 7 + 0 + 0 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 183961555920 + ... + 183961558080.

It is an arithmetic number, because the mean of its divisors is an integer number (1454766911325).

Almost surely, 2^{397540924677000} is an apocalyptic number.

397540924677000 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 397540924677000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744840658598400).

397540924677000 is an abundant number, since it is smaller than the sum of its proper divisors (1092140392519800).

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

397540924677000 is a wasteful number, since it uses less digits than its factorization.

397540924677000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912 (or 3892 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 397540924677000 in words is "three hundred ninety-seven trillion, five hundred forty billion, nine hundred twenty-four million, six hundred seventy-seven thousand".