408723140007 has 96 divisors (see below), whose sum is σ = 741625364480. Its totient is φ = 211180919040.

The previous prime is 408723139883. The next prime is 408723140053. The reversal of 408723140007 is 700041327804.

It is a happy number.

It is not a de Polignac number, because 408723140007 - 2⁷ = 408723139879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408723148007) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8192157 + ... + 8241897.

Almost surely, 2^408723140007 is an apocalyptic number.

408723140007 is a deficient number, since it is larger than the sum of its proper divisors (332902224473).

408723140007 is a wasteful number, since it uses less digits than its factorization.

408723140007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49973 (or 49970 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The spelling of 408723140007 in words is "four hundred eight billion, seven hundred twenty-three million, one hundred forty thousand, seven".