53733157072 has 40 divisors (see below), whose sum is σ = 121747562816. Its totient is φ = 22492947456.

The previous prime is 53733157033. The next prime is 53733157091. The reversal of 53733157072 is 27075133735.

It is a super-2 number, since 2×53733157072² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 5573793 + ... + 5583424.

Almost surely, 2^53733157072 is an apocalyptic number.

It is an amenable number.

53733157072 is an abundant number, since it is smaller than the sum of its proper divisors (68014405744).

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

53733157072 is a wasteful number, since it uses less digits than its factorization.

53733157072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11157275 (or 11157269 counting only the distinct ones).

The product of its (nonzero) digits is 463050, while the sum is 43.

The spelling of 53733157072 in words is "fifty-three billion, seven hundred thirty-three million, one hundred fifty-seven thousand, seventy-two".