162619456749 has 48 divisors (see below), whose sum is σ = 242243410752. Its totient is φ = 96685540864.

The previous prime is 162619456721. The next prime is 162619456751. The reversal of 162619456749 is 947654916261.

It is not a de Polignac number, because 162619456749 - 2²⁵ = 162585902317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162619456692 and 162619456701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162619456759) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2858587 + ... + 2914919.

It is an arithmetic number, because the mean of its divisors is an integer number (5046737724).

Almost surely, 2^162619456749 is an apocalyptic number.

It is an amenable number.

162619456749 is a deficient number, since it is larger than the sum of its proper divisors (79623954003).

162619456749 is a wasteful number, since it uses less digits than its factorization.

162619456749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56506 (or 56483 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The spelling of 162619456749 in words is "one hundred sixty-two billion, six hundred nineteen million, four hundred fifty-six thousand, seven hundred forty-nine".