13772152320 has 160 divisors (see below), whose sum is σ = 44148522528. Its totient is φ = 3662512128.

The previous prime is 13772152309. The next prime is 13772152447. The reversal of 13772152320 is 2325127731.

It is a tau number, because it is divible by the number of its divisors (160).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3046702 + ... + 3051218.

Almost surely, 2^13772152320 is an apocalyptic number.

13772152320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13772152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22074261264).

13772152320 is an abundant number, since it is smaller than the sum of its proper divisors (30376370208).

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

13772152320 is an equidigital number, since it uses as much as digits as its factorization.

13772152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4940 (or 4924 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The spelling of 13772152320 in words is "thirteen billion, seven hundred seventy-two million, one hundred fifty-two thousand, three hundred twenty".