32740297812 has 36 divisors (see below), whose sum is σ = 83364298836. Its totient is φ = 10833770880.

The previous prime is 32740297783. The next prime is 32740297831. The reversal of 32740297812 is 21879204723.

It can be written as a sum of positive squares in 2 ways, for example, as 20484479376 + 12255818436 = 143124^2 + 110706^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3314239 + ... + 3324102.

Almost surely, 2^32740297812 is an apocalyptic number.

It is an amenable number.

32740297812 is an abundant number, since it is smaller than the sum of its proper divisors (50624001024).

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

32740297812 is a wasteful number, since it uses less digits than its factorization.

32740297812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6638488 (or 6638483 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 32740297812 in words is "thirty-two billion, seven hundred forty million, two hundred ninety-seven thousand, eight hundred twelve".