13552625531 has 4 divisors (see below), whose sum is σ = 13754903592. Its totient is φ = 13350347472.

The previous prime is 13552625509. The next prime is 13552625543.

13552625531 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13552625531 - 2⁶ = 13552625467 is a prime.

It is a super-2 number, since 2×13552625531² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13552625561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101138930 + ... + 101139063.

It is an arithmetic number, because the mean of its divisors is an integer number (3438725898).

Almost surely, 2^13552625531 is an apocalyptic number.

13552625531 is a deficient number, since it is larger than the sum of its proper divisors (202278061).

13552625531 is an equidigital number, since it uses as much as digits as its factorization.

13552625531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202278060.

The product of its digits is 135000, while the sum is 38.

The spelling of 13552625531 in words is "thirteen billion, five hundred fifty-two million, six hundred twenty-five thousand, five hundred thirty-one".