53488558240 has 96 divisors (see below), whose sum is σ = 138655205136. Its totient is φ = 19376947200.

The previous prime is 53488558223. The next prime is 53488558309. The reversal of 53488558240 is 4285588435.

It can be written as a sum of positive squares in 8 ways, for example, as 27938453904 + 25550104336 = 167148^2 + 159844^2 .

It is a super-2 number, since 2×53488558240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

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, 132361 + ... + 352840.

Almost surely, 2^53488558240 is an apocalyptic number.

It is an amenable number.

53488558240 is an abundant number, since it is smaller than the sum of its proper divisors (85166646896).

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

53488558240 is a wasteful number, since it uses less digits than its factorization.

53488558240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485282 (or 485274 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 52.

The spelling of 53488558240 in words is "fifty-three billion, four hundred eighty-eight million, five hundred fifty-eight thousand, two hundred forty".