15582027827982 has 48 divisors (see below), whose sum is σ = 39547707000192. Its totient is φ = 4047279954480.

The previous prime is 15582027827939. The next prime is 15582027828001. The reversal of 15582027827982 is 28972872028551.

It is a Harshad number since it is a multiple of its sum of digits (66).

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, 2409091978 + ... + 2409098445.

It is an arithmetic number, because the mean of its divisors is an integer number (823910562504).

Almost surely, 2^{15582027827982} is an apocalyptic number.

15582027827982 is an abundant number, since it is smaller than the sum of its proper divisors (23965679172210).

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

15582027827982 is a wasteful number, since it uses less digits than its factorization.

15582027827982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4818190453 (or 4818190446 counting only the distinct ones).

The product of its (nonzero) digits is 90316800, while the sum is 66.

The spelling of 15582027827982 in words is "fifteen trillion, five hundred eighty-two billion, twenty-seven million, eight hundred twenty-seven thousand, nine hundred eighty-two".