400124848400 has 60 divisors (see below), whose sum is σ = 964204496784. Its totient is φ = 159566352000.

The previous prime is 400124848391. The next prime is 400124848433. The reversal of 400124848400 is 4848421004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1378646 + ... + 1643445.

Almost surely, 2^400124848400 is an apocalyptic number.

400124848400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400124848400 is an abundant number, since it is smaller than the sum of its proper divisors (564079648384).

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

400124848400 is a wasteful number, since it uses less digits than its factorization.

400124848400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3022440 (or 3022429 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 35.

The spelling of 400124848400 in words is "four hundred billion, one hundred twenty-four million, eight hundred forty-eight thousand, four hundred".