13772247000 has 128 divisors (see below), whose sum is σ = 43010136000. Its totient is φ = 3669120000.

The previous prime is 13772246993. The next prime is 13772247017. The reversal of 13772247000 is 74227731.

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, 5401726 + ... + 5404274.

Almost surely, 2^13772247000 is an apocalyptic number.

13772247000 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 13772247000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21505068000).

13772247000 is an abundant number, since it is smaller than the sum of its proper divisors (29237889000).

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

13772247000 is a wasteful number, since it uses less digits than its factorization.

13772247000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4374 (or 4360 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 33.

The spelling of 13772247000 in words is "thirteen billion, seven hundred seventy-two million, two hundred forty-seven thousand".