52642737480 has 64 divisors (see below), whose sum is σ = 157987065600. Its totient is φ = 14032832000.

The previous prime is 52642737473. The next prime is 52642737481. The reversal of 52642737480 is 8473724625.

It is not an unprimeable number, because it can be changed into a prime (52642737481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247105 + ... + 407855.

It is an arithmetic number, because the mean of its divisors is an integer number (2468547900).

Almost surely, 2^52642737480 is an apocalyptic number.

It is an amenable number.

52642737480 is an abundant number, since it is smaller than the sum of its proper divisors (105344328120).

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

52642737480 is a wasteful number, since it uses less digits than its factorization.

52642737480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163494 (or 163490 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 52642737480 in words is "fifty-two billion, six hundred forty-two million, seven hundred thirty-seven thousand, four hundred eighty".