135580761516 has 24 divisors (see below), whose sum is σ = 316380786624. Its totient is φ = 45189919120.

The previous prime is 135580761443. The next prime is 135580761571. The reversal of 135580761516 is 615167085531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302370 + ... + 602153.

It is an arithmetic number, because the mean of its divisors is an integer number (13182532776).

Almost surely, 2^135580761516 is an apocalyptic number.

It is an amenable number.

135580761516 is an abundant number, since it is smaller than the sum of its proper divisors (180800025108).

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

135580761516 is a wasteful number, since it uses less digits than its factorization.

135580761516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917021 (or 917019 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 48.

The spelling of 135580761516 in words is "one hundred thirty-five billion, five hundred eighty million, seven hundred sixty-one thousand, five hundred sixteen".