400737677004 has 72 divisors (see below), whose sum is σ = 1162191427488. Its totient is φ = 114050949120.

The previous prime is 400737676979. The next prime is 400737677033. The reversal of 400737677004 is 400776737004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3029067 + ... + 3158594.

It is an arithmetic number, because the mean of its divisors is an integer number (16141547604).

Almost surely, 2^400737677004 is an apocalyptic number.

It is an amenable number.

400737677004 is an abundant number, since it is smaller than the sum of its proper divisors (761453750484).

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

400737677004 is a wasteful number, since it uses less digits than its factorization.

400737677004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6187935 (or 6187930 counting only the distinct ones).

The product of its (nonzero) digits is 691488, while the sum is 45.

The spelling of 400737677004 in words is "four hundred billion, seven hundred thirty-seven million, six hundred seventy-seven thousand, four".