32391090674540 has 48 divisors (see below), whose sum is σ = 73254112464960. Its totient is φ = 11959719555840.

The previous prime is 32391090674443. The next prime is 32391090674543. The reversal of 32391090674540 is 4547609019323.

It is not an unprimeable number, because it can be changed into a prime (32391090674543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90921281 + ... + 91276839.

It is an arithmetic number, because the mean of its divisors is an integer number (1526127343020).

Almost surely, 2^{32391090674540} is an apocalyptic number.

It is an amenable number.

32391090674540 is an abundant number, since it is smaller than the sum of its proper divisors (40863021790420).

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

32391090674540 is a wasteful number, since it uses less digits than its factorization.

32391090674540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705962 (or 705960 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 32391090674540 in words is "thirty-two trillion, three hundred ninety-one billion, ninety million, six hundred seventy-four thousand, five hundred forty".