83531553157332 has 72 divisors (see below), whose sum is σ = 241315761960000. Its totient is φ = 23865922050048.

The previous prime is 83531553157313. The next prime is 83531553157363. The reversal of 83531553157332 is 23375135513538.

83531553157332 is a `hidden beast` number, since 8 + 3 + 5 + 3 + 1 + 5 + 5 + 31 + 573 + 32 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24737044 + ... + 27910292.

It is an arithmetic number, because the mean of its divisors is an integer number (3351607805000).

Almost surely, 2^{83531553157332} is an apocalyptic number.

It is an amenable number.

83531553157332 is an abundant number, since it is smaller than the sum of its proper divisors (157784208802668).

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

83531553157332 is a wasteful number, since it uses less digits than its factorization.

83531553157332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3277725 (or 3277720 counting only the distinct ones).

The product of its digits is 17010000, while the sum is 54.

The spelling of 83531553157332 in words is "eighty-three trillion, five hundred thirty-one billion, five hundred fifty-three million, one hundred fifty-seven thousand, three hundred thirty-two".