13096820656 has 10 divisors (see below), whose sum is σ = 25375090052. Its totient is φ = 6548410320.

The previous prime is 13096820629. The next prime is 13096820687. The reversal of 13096820656 is 65602869031.

It is a super-2 number, since 2×13096820656² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 409275630 + ... + 409275661.

Almost surely, 2^13096820656 is an apocalyptic number.

13096820656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13096820656 is a deficient number, since it is larger than the sum of its proper divisors (12278269396).

13096820656 is an equidigital number, since it uses as much as digits as its factorization.

13096820656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818551299 (or 818551293 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 13096820656 in words is "thirteen billion, ninety-six million, eight hundred twenty thousand, six hundred fifty-six".