13321570016 has 36 divisors (see below), whose sum is σ = 27679875552. Its totient is φ = 6310211904.

The previous prime is 13321570013. The next prime is 13321570019. The reversal of 13321570016 is 61007512331.

It is an interprime number because it is at equal distance from previous prime (13321570013) and next prime (13321570019).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321570013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 565040 + ... + 588143.

It is an arithmetic number, because the mean of its divisors is an integer number (768885432).

Almost surely, 2^13321570016 is an apocalyptic number.

13321570016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13321570016 is an abundant number, since it is smaller than the sum of its proper divisors (14358305536).

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

13321570016 is a wasteful number, since it uses less digits than its factorization.

13321570016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153231 (or 1153204 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The spelling of 13321570016 in words is "thirteen billion, three hundred twenty-one million, five hundred seventy thousand, sixteen".