53552439396 has 27 divisors (see below), whose sum is σ = 135372176121. Its totient is φ = 17850350304.

The previous prime is 53552439383. The next prime is 53552439397. The reversal of 53552439396 is 69393425535.

It is a happy number.

The square root of 53552439396 is 231414.

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

53552439396 is a `hidden beast` number, since 5 + 3 + 5 + 5 + 243 + 9 + 396 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35424509796 + 18127929600 = 188214^2 + 134640^2 .

It is not an unprimeable number, because it can be changed into a prime (53552439397) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 1369200 + ... + 1407768.

Almost surely, 2^53552439396 is an apocalyptic number.

53552439396 is the 231414-th square number.

It is an amenable number.

53552439396 is an abundant number, since it is smaller than the sum of its proper divisors (81819736725).

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

53552439396 is an frugal number, since it uses more digits than its factorization.

53552439396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77148 (or 38574 counting only the distinct ones).

The product of its digits is 13122000, while the sum is 54.

The spelling of 53552439396 in words is "fifty-three billion, five hundred fifty-two million, four hundred thirty-nine thousand, three hundred ninety-six".