40040406700 has 72 divisors (see below), whose sum is σ = 99327087104. Its totient is φ = 13724424000.

The previous prime is 40040406683. The next prime is 40040406701. The reversal of 40040406700 is 760404004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (40040406701) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4259005 + ... + 4268395.

Almost surely, 2^40040406700 is an apocalyptic number.

It is an amenable number.

40040406700 is an abundant number, since it is smaller than the sum of its proper divisors (59286680404).

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

40040406700 is a wasteful number, since it uses less digits than its factorization.

40040406700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15503 (or 15496 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 25.

The spelling of 40040406700 in words is "forty billion, forty million, four hundred six thousand, seven hundred".