40986646356 has 12 divisors (see below), whose sum is σ = 95635508192. Its totient is φ = 13662215448.

The previous prime is 40986646333. The next prime is 40986646381. The reversal of 40986646356 is 65364668904.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 40986646296 and 40986646305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1707776920 + ... + 1707776943.

Almost surely, 2^40986646356 is an apocalyptic number.

It is an amenable number.

40986646356 is an abundant number, since it is smaller than the sum of its proper divisors (54648861836).

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

40986646356 is a wasteful number, since it uses less digits than its factorization.

40986646356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415553870 (or 3415553868 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 57.

The spelling of 40986646356 in words is "forty billion, nine hundred eighty-six million, six hundred forty-six thousand, three hundred fifty-six".