13552235523 has 8 divisors (see below), whose sum is σ = 20077386000. Its totient is φ = 9034823664.

The previous prime is 13552235519. The next prime is 13552235579. The reversal of 13552235523 is 32553225531.

13552235523 is a `hidden beast` number, since 1 + 35 + 52 + 23 + 552 + 3 = 666.

It is not a de Polignac number, because 13552235523 - 2² = 13552235519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13552235503) 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, 250967298 + ... + 250967351.

It is an arithmetic number, because the mean of its divisors is an integer number (2509673250).

Almost surely, 2^13552235523 is an apocalyptic number.

13552235523 is a deficient number, since it is larger than the sum of its proper divisors (6525150477).

13552235523 is an equidigital number, since it uses as much as digits as its factorization.

13552235523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501934658 (or 501934652 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The spelling of 13552235523 in words is "thirteen billion, five hundred fifty-two million, two hundred thirty-five thousand, five hundred twenty-three".