540326632556532 has 12 divisors (see below), whose sum is σ = 1260762142631936. Its totient is φ = 180108877518840.

The previous prime is 540326632556479. The next prime is 540326632556569. The reversal of 540326632556532 is 235655236623045.

It is a happy number.

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

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, 22513609689844 + ... + 22513609689867.

Almost surely, 2^{540326632556532} is an apocalyptic number.

It is an amenable number.

540326632556532 is an abundant number, since it is smaller than the sum of its proper divisors (720435510075404).

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

540326632556532 is a wasteful number, since it uses less digits than its factorization.

540326632556532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45027219379718 (or 45027219379716 counting only the distinct ones).

The product of its (nonzero) digits is 116640000, while the sum is 57.

The spelling of 540326632556532 in words is "five hundred forty trillion, three hundred twenty-six billion, six hundred thirty-two million, five hundred fifty-six thousand, five hundred thirty-two".