162457980098 has 6 divisors (see below), whose sum is σ = 243687825171. Its totient is φ = 81228705042.

The previous prime is 162457980079. The next prime is 162457980109. The reversal of 162457980098 is 890089754261.

It can be written as a sum of positive squares in only one way, i.e., 81228990049 + 81228990049 = 285007^2 + 285007^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=285007.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 427511 + ... + 712517.

Almost surely, 2^162457980098 is an apocalyptic number.

162457980098 is a deficient number, since it is larger than the sum of its proper divisors (81229845073).

162457980098 is an frugal number, since it uses more digits than its factorization.

162457980098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570016 (or 285009 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 162457980098 in words is "one hundred sixty-two billion, four hundred fifty-seven million, nine hundred eighty thousand, ninety-eight".