52897436967552 has 64 divisors (see below), whose sum is σ = 140812292184960. Its totient is φ = 17594395822080.

The previous prime is 52897436967541. The next prime is 52897436967589. The reversal of 52897436967552 is 25576963479825.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×52897436967552² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148584349 + ... + 148939932.

It is an arithmetic number, because the mean of its divisors is an integer number (2200192065390).

Almost surely, 2^{52897436967552} is an apocalyptic number.

It is an amenable number.

52897436967552 is an abundant number, since it is smaller than the sum of its proper divisors (87914855217408).

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

52897436967552 is a wasteful number, since it uses less digits than its factorization.

52897436967552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297524761 (or 297524749 counting only the distinct ones).

The product of its digits is 6858432000, while the sum is 78.

The spelling of 52897436967552 in words is "fifty-two trillion, eight hundred ninety-seven billion, four hundred thirty-six million, nine hundred sixty-seven thousand, five hundred fifty-two".