13525355555 has 4 divisors (see below), whose sum is σ = 16230426672. Its totient is φ = 10820284440.

The previous prime is 13525355537. The next prime is 13525355573. The reversal of 13525355555 is 55555352531.

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

It is an interprime number because it is at equal distance from previous prime (13525355537) and next prime (13525355573).

It is not a de Polignac number, because 13525355555 - 2⁶ = 13525355491 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1352535551 + ... + 1352535560.

It is an arithmetic number, because the mean of its divisors is an integer number (4057606668).

Almost surely, 2^13525355555 is an apocalyptic number.

13525355555 is a deficient number, since it is larger than the sum of its proper divisors (2705071117).

13525355555 is an equidigital number, since it uses as much as digits as its factorization.

13525355555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2705071116.

The product of its digits is 1406250, while the sum is 44.

The spelling of 13525355555 in words is "thirteen billion, five hundred twenty-five million, three hundred fifty-five thousand, five hundred fifty-five".