40502535132 has 12 divisors (see below), whose sum is σ = 94505915336. Its totient is φ = 13500845040.

The previous prime is 40502535131. The next prime is 40502535137. The reversal of 40502535132 is 23153520504.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40502535132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40502535131) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1687605619 + ... + 1687605642.

Almost surely, 2^40502535132 is an apocalyptic number.

It is an amenable number.

40502535132 is an abundant number, since it is smaller than the sum of its proper divisors (54003380204).

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

40502535132 is a wasteful number, since it uses less digits than its factorization.

40502535132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375211268 (or 3375211266 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 40502535132 in words is "forty billion, five hundred two million, five hundred thirty-five thousand, one hundred thirty-two".