13105501552 has 160 divisors (see below), whose sum is σ = 31709470464. Its totient is φ = 5155123200.

The previous prime is 13105501517. The next prime is 13105501571. The reversal of 13105501552 is 25510550131.

It is a self number, because there is not a number n which added to its sum of digits gives 13105501552.

It is a congruent number.

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, 13496427 + ... + 13497397.

Almost surely, 2^13105501552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13105501552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15854735232).

13105501552 is an abundant number, since it is smaller than the sum of its proper divisors (18603968912).

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

13105501552 is a wasteful number, since it uses less digits than its factorization.

13105501552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367 (or 1361 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 13105501552 in words is "thirteen billion, one hundred five million, five hundred one thousand, five hundred fifty-two".