13256415410 has 48 divisors (see below), whose sum is σ = 28012077720. Its totient is φ = 4503340800.

The previous prime is 13256415409. The next prime is 13256415439. The reversal of 13256415410 is 1451465231.

It can be written as a sum of positive squares in 4 ways, for example, as 10891635769 + 2364779641 = 104363^2 + 48629^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70691 + ... + 177510.

Almost surely, 2^13256415410 is an apocalyptic number.

13256415410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13256415410 is an abundant number, since it is smaller than the sum of its proper divisors (14755662310).

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

13256415410 is a wasteful number, since it uses less digits than its factorization.

13256415410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248331 (or 248324 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 13256415410 in words is "thirteen billion, two hundred fifty-six million, four hundred fifteen thousand, four hundred ten".