13502455320 has 32 divisors (see below), whose sum is σ = 40507366320. Its totient is φ = 3600654720.

The previous prime is 13502455277. The next prime is 13502455349. The reversal of 13502455320 is 2355420531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56260111 + ... + 56260350.

Almost surely, 2^13502455320 is an apocalyptic number.

13502455320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13502455320 is an abundant number, since it is smaller than the sum of its proper divisors (27004911000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13502455320 is a wasteful number, since it uses less digits than its factorization.

13502455320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112520475 (or 112520471 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 13502455320 its reverse (2355420531), we get a palindrome (15857875851).

The spelling of 13502455320 in words is "thirteen billion, five hundred two million, four hundred fifty-five thousand, three hundred twenty".