13574972620 has 48 divisors (see below), whose sum is σ = 31121250048. Its totient is φ = 4932826560.

The previous prime is 13574972611. The next prime is 13574972629. The reversal of 13574972620 is 2627947531.

It is an interprime number because it is at equal distance from previous prime (13574972611) and next prime (13574972629).

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (13574972629) 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, 297019 + ... + 339661.

It is an arithmetic number, because the mean of its divisors is an integer number (648359376).

Almost surely, 2^13574972620 is an apocalyptic number.

13574972620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13574972620 is an abundant number, since it is smaller than the sum of its proper divisors (17546277428).

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

13574972620 is a wasteful number, since it uses less digits than its factorization.

13574972620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44110 (or 44108 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 46.

The spelling of 13574972620 in words is "thirteen billion, five hundred seventy-four million, nine hundred seventy-two thousand, six hundred twenty".