400766667004 has 24 divisors (see below), whose sum is σ = 769064265648. Its totient is φ = 181222794240.

The previous prime is 400766666977. The next prime is 400766667023.

400766667004 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×400766667004² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23588227 + ... + 23605210.

It is an arithmetic number, because the mean of its divisors is an integer number (32044344402).

Almost surely, 2^400766667004 is an apocalyptic number.

400766667004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400766667004 is a deficient number, since it is larger than the sum of its proper divisors (368297598644).

400766667004 is a wasteful number, since it uses less digits than its factorization.

400766667004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47193645 (or 47193643 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 400766667004 in words is "four hundred billion, seven hundred sixty-six million, six hundred sixty-seven thousand, four".