40726240152636 has 24 divisors (see below), whose sum is σ = 95028339763840. Its totient is φ = 13575349659312.

The previous prime is 40726240152551. The next prime is 40726240152641. The reversal of 40726240152636 is 63625104262704.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5266126 + ... + 10449141.

Almost surely, 2^{40726240152636} is an apocalyptic number.

It is an amenable number.

40726240152636 is an abundant number, since it is smaller than the sum of its proper divisors (54302099611204).

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

40726240152636 is a wasteful number, since it uses less digits than its factorization.

40726240152636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15931233 (or 15931231 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 40726240152636 in words is "forty trillion, seven hundred twenty-six billion, two hundred forty million, one hundred fifty-two thousand, six hundred thirty-six".