13729251224128 has 112 divisors (see below), whose sum is σ = 31763091225024. Its totient is φ = 5818583613440.

The previous prime is 13729251224119. The next prime is 13729251224153. The reversal of 13729251224128 is 82142215292731.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4080001 + ... + 6641152.

Almost surely, 2^{13729251224128} is an apocalyptic number.

It is an amenable number.

13729251224128 is an abundant number, since it is smaller than the sum of its proper divisors (18033840000896).

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

13729251224128 is a wasteful number, since it uses less digits than its factorization.

13729251224128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10721300 (or 10721290 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The spelling of 13729251224128 in words is "thirteen trillion, seven hundred twenty-nine billion, two hundred fifty-one million, two hundred twenty-four thousand, one hundred twenty-eight".