53607993156 has 135 divisors (see below), whose sum is σ = 148124771949. Its totient is φ = 16903834272.

The previous prime is 53607993121. The next prime is 53607993169. The reversal of 53607993156 is 65139970635.

The square root of 53607993156 is 231534.

It is a perfect power (a square), and thus also a powerful number.

53607993156 is a `hidden beast` number, since 536 + 0 + 7 + 9 + 93 + 15 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 53291722500 + 316270656 = 230850^2 + 17784^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 79184290 + ... + 79184966.

Almost surely, 2^53607993156 is an apocalyptic number.

53607993156 is the 231534-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53607993156

53607993156 is an abundant number, since it is smaller than the sum of its proper divisors (94516778793).

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

53607993156 is an equidigital number, since it uses as much as digits as its factorization.

53607993156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 4592700, while the sum is 54.

The spelling of 53607993156 in words is "fifty-three billion, six hundred seven million, nine hundred ninety-three thousand, one hundred fifty-six".