32490161912742 has 16 divisors (see below), whose sum is σ = 64981154474352. Its totient is φ = 10829915529440.

The previous prime is 32490161912729. The next prime is 32490161912753. The reversal of 32490161912742 is 24721916109423.

It is a super-2 number, since 2×32490161912742² (a number of 28 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 7 ways as a sum of consecutive naturals, for example, 34101309 + ... + 35041112.

It is an arithmetic number, because the mean of its divisors is an integer number (4061322154647).

Almost surely, 2^{32490161912742} is an apocalyptic number.

32490161912742 is an abundant number, since it is smaller than the sum of its proper divisors (32490992561610).

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

32490161912742 is a wasteful number, since it uses less digits than its factorization.

32490161912742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69220743.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 32490161912742 in words is "thirty-two trillion, four hundred ninety billion, one hundred sixty-one million, nine hundred twelve thousand, seven hundred forty-two".