13455125554 has 64 divisors (see below), whose sum is σ = 23130061920. Its totient is φ = 5827092480.

The previous prime is 13455125531. The next prime is 13455125623. The reversal of 13455125554 is 45552155431.

It can be written as a sum of positive squares in 16 ways, for example, as 400920529 + 13054205025 = 20023^2 + 114255^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3508422 + ... + 3512254.

Almost surely, 2^13455125554 is an apocalyptic number.

13455125554 is a deficient number, since it is larger than the sum of its proper divisors (9674936366).

13455125554 is a wasteful number, since it uses less digits than its factorization.

13455125554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015.

The product of its digits is 300000, while the sum is 40.

The spelling of 13455125554 in words is "thirteen billion, four hundred fifty-five million, one hundred twenty-five thousand, five hundred fifty-four".