13155631350 has 96 divisors (see below), whose sum is σ = 35074183680. Its totient is φ = 3252781440.

The previous prime is 13155631343. The next prime is 13155631367. The reversal of 13155631350 is 5313655131.

It is a Curzon number.

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, 84844 + ... + 183056.

It is an arithmetic number, because the mean of its divisors is an integer number (365356080).

Almost surely, 2^13155631350 is an apocalyptic number.

13155631350 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 13155631350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17537091840).

13155631350 is an abundant number, since it is smaller than the sum of its proper divisors (21918552330).

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

13155631350 is a wasteful number, since it uses less digits than its factorization.

13155631350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98294 (or 98289 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 33.

The spelling of 13155631350 in words is "thirteen billion, one hundred fifty-five million, six hundred thirty-one thousand, three hundred fifty".