82459149552 has 140 divisors (see below), whose sum is σ = 257963747944. Its totient is φ = 25371999360.

The previous prime is 82459149527. The next prime is 82459149569. The reversal of 82459149552 is 25594195428.

82459149552 is a `hidden beast` number, since 8 + 2 + 4 + 591 + 49 + 5 + 5 + 2 = 666.

It is a super-2 number, since 2×82459149552² (a number of 23 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 120274 + ... + 423537.

Almost surely, 2^82459149552 is an apocalyptic number.

It is an amenable number.

82459149552 is an abundant number, since it is smaller than the sum of its proper divisors (175504598392).

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

82459149552 is a wasteful number, since it uses less digits than its factorization.

82459149552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543850 (or 543829 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 54.

The spelling of 82459149552 in words is "eighty-two billion, four hundred fifty-nine million, one hundred forty-nine thousand, five hundred fifty-two".