400707000007 has 4 divisors (see below), whose sum is σ = 400875154720. Its totient is φ = 400538845296.

The previous prime is 400706999999. The next prime is 400707000019. The reversal of 400707000007 is 700000707004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 400707000007 - 2³ = 400706999999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400707000037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84073782 + ... + 84078547.

It is an arithmetic number, because the mean of its divisors is an integer number (100218788680).

Almost surely, 2^400707000007 is an apocalyptic number.

400707000007 is a deficient number, since it is larger than the sum of its proper divisors (168154713).

400707000007 is a wasteful number, since it uses less digits than its factorization.

400707000007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168154712.

The product of its (nonzero) digits is 1372, while the sum is 25.

The spelling of 400707000007 in words is "four hundred billion, seven hundred seven million, seven", and thus it is an aban number.