13480777015 has 16 divisors (see below), whose sum is σ = 16235940960. Its totient is φ = 10745349120.

The previous prime is 13480777007. The next prime is 13480777031. The reversal of 13480777015 is 51077708431.

It is a happy number.

It is not a de Polignac number, because 13480777015 - 2³ = 13480777007 is a prime.

It is a congruent number.

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, 1933135 + ... + 1940095.

It is an arithmetic number, because the mean of its divisors is an integer number (1014746310).

Almost surely, 2^13480777015 is an apocalyptic number.

13480777015 is a deficient number, since it is larger than the sum of its proper divisors (2755163945).

13480777015 is an equidigital number, since it uses as much as digits as its factorization.

13480777015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8322.

The product of its (nonzero) digits is 164640, while the sum is 43.

The spelling of 13480777015 in words is "thirteen billion, four hundred eighty million, seven hundred seventy-seven thousand, fifteen".