40403700036 has 72 divisors (see below), whose sum is σ = 117236159040. Its totient is φ = 11493043776.

The previous prime is 40403700031. The next prime is 40403700037. The reversal of 40403700036 is 63000730404.

It is a junction number, because it is equal to n+sod(n) for n = 40403699982 and 40403700009.

It is not an unprimeable number, because it can be changed into a prime (40403700031) 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, 295951 + ... + 410358.

Almost surely, 2^40403700036 is an apocalyptic number.

It is an amenable number.

40403700036 is an abundant number, since it is smaller than the sum of its proper divisors (76832459004).

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

40403700036 is a wasteful number, since it uses less digits than its factorization.

40403700036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706553 (or 706548 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The spelling of 40403700036 in words is "forty billion, four hundred three million, seven hundred thousand, thirty-six".