162665550472782 has 32 divisors (see below), whose sum is σ = 371828002823424. Its totient is φ = 46473242774400.

The previous prime is 162665550472771. The next prime is 162665550472819. The reversal of 162665550472782 is 287274055566261.

162665550472782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×162665550472782² (a number of 29 digits) contains 22 as substring.

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, 108781444 + ... + 110266647.

It is an arithmetic number, because the mean of its divisors is an integer number (11619625088232).

Almost surely, 2^{162665550472782} is an apocalyptic number.

162665550472782 is an abundant number, since it is smaller than the sum of its proper divisors (209162452350642).

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

162665550472782 is a wasteful number, since it uses less digits than its factorization.

162665550472782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219065784.

The product of its (nonzero) digits is 338688000, while the sum is 66.

The spelling of 162665550472782 in words is "one hundred sixty-two trillion, six hundred sixty-five billion, five hundred fifty million, four hundred seventy-two thousand, seven hundred eighty-two".