13732535780 has 12 divisors (see below), whose sum is σ = 28838325180. Its totient is φ = 5493014304.

The previous prime is 13732535749. The next prime is 13732535813. The reversal of 13732535780 is 8753523731.

It can be written as a sum of positive squares in 2 ways, for example, as 9265217536 + 4467318244 = 96256^2 + 66838^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 343313375 + ... + 343313414.

It is an arithmetic number, because the mean of its divisors is an integer number (2403193765).

Almost surely, 2^13732535780 is an apocalyptic number.

13732535780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13732535780 is an abundant number, since it is smaller than the sum of its proper divisors (15105789400).

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

13732535780 is a wasteful number, since it uses less digits than its factorization.

13732535780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686626798 (or 686626796 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 13732535780 in words is "thirteen billion, seven hundred thirty-two million, five hundred thirty-five thousand, seven hundred eighty".