162648538542 has 32 divisors (see below), whose sum is σ = 413075654400. Its totient is φ = 46471010904.

The previous prime is 162648538537. The next prime is 162648538567. The reversal of 162648538542 is 245835846261.

162648538542 is a `hidden beast` number, since 1 + 6 + 2 + 6 + 48 + 53 + 8 + 542 = 666.

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 15 ways as a sum of consecutive naturals, for example, 215143192 + ... + 215143947.

It is an arithmetic number, because the mean of its divisors is an integer number (12908614200).

Almost surely, 2^162648538542 is an apocalyptic number.

162648538542 is an abundant number, since it is smaller than the sum of its proper divisors (250427115858).

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

162648538542 is a wasteful number, since it uses less digits than its factorization.

162648538542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430287157 (or 430287151 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 54.

The spelling of 162648538542 in words is "one hundred sixty-two billion, six hundred forty-eight million, five hundred thirty-eight thousand, five hundred forty-two".