13425552545 has 32 divisors (see below), whose sum is σ = 17313730560. Its totient is φ = 9958164480.

The previous prime is 13425552533. The next prime is 13425552557. The reversal of 13425552545 is 54525552431.

It is an interprime number because it is at equal distance from previous prime (13425552533) and next prime (13425552557).

It is not a de Polignac number, because 13425552545 - 2²⁰ = 13424503969 is a prime.

It is a super-2 number, since 2×13425552545² (a number of 21 digits) contains 22 as substring.

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, 2137760 + ... + 2144030.

It is an arithmetic number, because the mean of its divisors is an integer number (541054080).

Almost surely, 2^13425552545 is an apocalyptic number.

It is an amenable number.

13425552545 is a deficient number, since it is larger than the sum of its proper divisors (3888178015).

13425552545 is a wasteful number, since it uses less digits than its factorization.

13425552545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6665.

The product of its digits is 600000, while the sum is 41.

The spelling of 13425552545 in words is "thirteen billion, four hundred twenty-five million, five hundred fifty-two thousand, five hundred forty-five".