52974747530 has 8 divisors (see below), whose sum is σ = 95354545572. Its totient is φ = 21189899008.

The previous prime is 52974747479. The next prime is 52974747547. The reversal of 52974747530 is 3574747925.

It can be written as a sum of positive squares in 2 ways, for example, as 43256928289 + 9717819241 = 207983^2 + 98579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52974747530² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 2648737367 + ... + 2648737386.

Almost surely, 2^52974747530 is an apocalyptic number.

52974747530 is a deficient number, since it is larger than the sum of its proper divisors (42379798042).

52974747530 is a wasteful number, since it uses less digits than its factorization.

52974747530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5297474760.

The product of its (nonzero) digits is 7408800, while the sum is 53.

The spelling of 52974747530 in words is "fifty-two billion, nine hundred seventy-four million, seven hundred forty-seven thousand, five hundred thirty".