40402016436 has 24 divisors (see below), whose sum is σ = 94284679104. Its totient is φ = 13465437760.

The previous prime is 40402016399. The next prime is 40402016483. The reversal of 40402016436 is 63461020404.

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, 147720 + ... + 320351.

It is an arithmetic number, because the mean of its divisors is an integer number (3928528296).

Almost surely, 2^40402016436 is an apocalyptic number.

It is an amenable number.

40402016436 is an abundant number, since it is smaller than the sum of its proper divisors (53882662668).

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

40402016436 is a wasteful number, since it uses less digits than its factorization.

40402016436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475271 (or 475269 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 40402016436 in words is "forty billion, four hundred two million, sixteen thousand, four hundred thirty-six".