83409813552 has 80 divisors (see below), whose sum is σ = 232090645248. Its totient is φ = 25660104960.

The previous prime is 83409813533. The next prime is 83409813569. The reversal of 83409813552 is 25531890438.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6664933 + ... + 6677435.

Almost surely, 2^83409813552 is an apocalyptic number.

It is an amenable number.

83409813552 is an abundant number, since it is smaller than the sum of its proper divisors (148680831696).

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

83409813552 is a wasteful number, since it uses less digits than its factorization.

83409813552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23218 (or 23212 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 83409813552 in words is "eighty-three billion, four hundred nine million, eight hundred thirteen thousand, five hundred fifty-two".