40040135616 has 56 divisors (see below), whose sum is σ = 114088726864. Its totient is φ = 12320040960.

The previous prime is 40040135573. The next prime is 40040135633. The reversal of 40040135616 is 61653104004.

40040135616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 8018365 + ... + 8023356.

It is an arithmetic number, because the mean of its divisors is an integer number (2037298694).

Almost surely, 2^40040135616 is an apocalyptic number.

It is an amenable number.

40040135616 is an abundant number, since it is smaller than the sum of its proper divisors (74048591248).

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

40040135616 is a wasteful number, since it uses less digits than its factorization.

40040135616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16041749 (or 16041739 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 40040135616 in words is "forty billion, forty million, one hundred thirty-five thousand, six hundred sixteen".