13627574321 has 2 divisors, whose sum is σ = 13627574322. Its totient is φ = 13627574320.

The previous prime is 13627574297. The next prime is 13627574333. The reversal of 13627574321 is 12347572631.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13526853025 + 100721296 = 116305^2 + 10036^2 .

It is a cyclic number.

It is not a de Polignac number, because 13627574321 - 2³⁰ = 12553832497 is a prime.

It is a super-2 number, since 2×13627574321² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13627504321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6813787160 + 6813787161.

It is an arithmetic number, because the mean of its divisors is an integer number (6813787161).

Almost surely, 2^13627574321 is an apocalyptic number.

It is an amenable number.

13627574321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13627574321 is an equidigital number, since it uses as much as digits as its factorization.

13627574321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 41.

The spelling of 13627574321 in words is "thirteen billion, six hundred twenty-seven million, five hundred seventy-four thousand, three hundred twenty-one".