40499133696 has 108 divisors (see below), whose sum is σ = 133450323552. Its totient is φ = 11571176448.

The previous prime is 40499133683. The next prime is 40499133733. The reversal of 40499133696 is 69633199404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1239426 + ... + 1271681.

It is an arithmetic number, because the mean of its divisors is an integer number (1235651144).

Almost surely, 2^40499133696 is an apocalyptic number.

It is an amenable number.

40499133696 is an abundant number, since it is smaller than the sum of its proper divisors (92951189856).

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

40499133696 is a wasteful number, since it uses less digits than its factorization.

40499133696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511136 (or 2511119 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The spelling of 40499133696 in words is "forty billion, four hundred ninety-nine million, one hundred thirty-three thousand, six hundred ninety-six".