65052542436 has 24 divisors (see below), whose sum is σ = 173473446720. Its totient is φ = 18586440672.

The previous prime is 65052542419. The next prime is 65052542447. The reversal of 65052542436 is 63424525056.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 387217431 + ... + 387217598.

It is an arithmetic number, because the mean of its divisors is an integer number (7228060280).

Almost surely, 2^65052542436 is an apocalyptic number.

It is an amenable number.

65052542436 is an abundant number, since it is smaller than the sum of its proper divisors (108420904284).

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

65052542436 is a wasteful number, since it uses less digits than its factorization.

65052542436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774435043 (or 774435041 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 65052542436 in words is "sixty-five billion, fifty-two million, five hundred forty-two thousand, four hundred thirty-six".