13660303425 has 48 divisors (see below), whose sum is σ = 23180688960. Its totient is φ = 7094384640.

The previous prime is 13660303417. The next prime is 13660303457. The reversal of 13660303425 is 52430306631.

It is not a de Polignac number, because 13660303425 - 2³ = 13660303417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1080541 + ... + 1093109.

It is an arithmetic number, because the mean of its divisors is an integer number (482931020).

Almost surely, 2^13660303425 is an apocalyptic number.

13660303425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13660303425 is a deficient number, since it is larger than the sum of its proper divisors (9520385535).

13660303425 is a wasteful number, since it uses less digits than its factorization.

13660303425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12962 (or 12957 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 13660303425 in words is "thirteen billion, six hundred sixty million, three hundred three thousand, four hundred twenty-five".