400602400007 has 2 divisors, whose sum is σ = 400602400008. Its totient is φ = 400602400006.

The previous prime is 400602399961. The next prime is 400602400039. The reversal of 400602400007 is 700004206004.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400602400007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400602400067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200301200003 + 200301200004.

It is an arithmetic number, because the mean of its divisors is an integer number (200301200004).

Almost surely, 2^400602400007 is an apocalyptic number.

400602400007 is a deficient number, since it is larger than the sum of its proper divisors (1).

400602400007 is an equidigital number, since it uses as much as digits as its factorization.

400602400007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The spelling of 400602400007 in words is "four hundred billion, six hundred two million, four hundred thousand, seven".