13552320452 has 24 divisors (see below), whose sum is σ = 26997509952. Its totient is φ = 5892312800.

The previous prime is 13552320451. The next prime is 13552320493. The reversal of 13552320452 is 25402325531.

It is not an unprimeable number, because it can be changed into a prime (13552320451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6694799 + ... + 6696822.

It is an arithmetic number, because the mean of its divisors is an integer number (1124896248).

Almost surely, 2^13552320452 is an apocalyptic number.

It is an amenable number.

13552320452 is a deficient number, since it is larger than the sum of its proper divisors (13445189500).

13552320452 is a wasteful number, since it uses less digits than its factorization.

13552320452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13391659 (or 13391657 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 13552320452 its reverse (25402325531), we get a palindrome (38954645983).

The spelling of 13552320452 in words is "thirteen billion, five hundred fifty-two million, three hundred twenty thousand, four hundred fifty-two".