20372607240 has 64 divisors (see below), whose sum is σ = 61371509760. Its totient is φ = 5410145280.

The previous prime is 20372607197. The next prime is 20372607257. The reversal of 20372607240 is 4270627302.

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, 323304 + ... + 381143.

It is an arithmetic number, because the mean of its divisors is an integer number (958929840).

Almost surely, 2^20372607240 is an apocalyptic number.

20372607240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20372607240 is an abundant number, since it is smaller than the sum of its proper divisors (40998902520).

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

20372607240 is a wasteful number, since it uses less digits than its factorization.

20372607240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704702 (or 704698 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The spelling of 20372607240 in words is "twenty billion, three hundred seventy-two million, six hundred seven thousand, two hundred forty".