162997598097874 has 16 divisors (see below), whose sum is σ = 245140346446848. Its totient is φ = 81284158966192.

The previous prime is 162997598097871. The next prime is 162997598097907. The reversal of 162997598097874 is 478790895799261.

It is not an unprimeable number, because it can be changed into a prime (162997598097871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31578849 + ... + 36376075.

It is an arithmetic number, because the mean of its divisors is an integer number (15321271652928).

Almost surely, 2^{162997598097874} is an apocalyptic number.

162997598097874 is a deficient number, since it is larger than the sum of its proper divisors (82142748348974).

162997598097874 is a wasteful number, since it uses less digits than its factorization.

162997598097874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4841969.

The product of its (nonzero) digits is 34566497280, while the sum is 91.

The spelling of 162997598097874 in words is "one hundred sixty-two trillion, nine hundred ninety-seven billion, five hundred ninety-eight million, ninety-seven thousand, eight hundred seventy-four".