162613432261 has 32 divisors (see below), whose sum is σ = 192350732288. Its totient is φ = 134582031360.

The previous prime is 162613432253. The next prime is 162613432301. The reversal of 162613432261 is 162234316261.

It is not a de Polignac number, because 162613432261 - 2³ = 162613432253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 162613432261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162613433261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18814501 + ... + 18823141.

It is an arithmetic number, because the mean of its divisors is an integer number (6010960384).

Almost surely, 2^162613432261 is an apocalyptic number.

It is an amenable number.

162613432261 is a deficient number, since it is larger than the sum of its proper divisors (29737300027).

162613432261 is a wasteful number, since it uses less digits than its factorization.

162613432261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9401.

The product of its digits is 62208, while the sum is 37.

The spelling of 162613432261 in words is "one hundred sixty-two billion, six hundred thirteen million, four hundred thirty-two thousand, two hundred sixty-one".