13512152351550 has 96 divisors (see below), whose sum is σ = 35019063422208. Its totient is φ = 3441456184320.

The previous prime is 13512152351519. The next prime is 13512152351569. The reversal of 13512152351550 is 5515325121531.

It is a super-2 number, since 2×13512152351550² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13512152351499 and 13512152351508.

It is a congruent number.

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, 587932 + ... + 5231631.

It is an arithmetic number, because the mean of its divisors is an integer number (364781910648).

Almost surely, 2^{13512152351550} is an apocalyptic number.

13512152351550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13512152351550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17509531711104).

13512152351550 is an abundant number, since it is smaller than the sum of its proper divisors (21506911070658).

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

13512152351550 is a wasteful number, since it uses less digits than its factorization.

13512152351550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5820274 (or 5820269 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 39.

The spelling of 13512152351550 in words is "thirteen trillion, five hundred twelve billion, one hundred fifty-two million, three hundred fifty-one thousand, five hundred fifty".