13897256503300 has 72 divisors (see below), whose sum is σ = 30466019487456. Its totient is φ = 5502041698560.

The previous prime is 13897256503259. The next prime is 13897256503301. The reversal of 13897256503300 is 330565279831.

It is not an unprimeable number, because it can be changed into a prime (13897256503301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11437824 + ... + 12594376.

It is an arithmetic number, because the mean of its divisors is an integer number (423139159548).

Almost surely, 2^{13897256503300} is an apocalyptic number.

13897256503300 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 13897256503300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15233009743728).

13897256503300 is an abundant number, since it is smaller than the sum of its proper divisors (16568762984156).

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

13897256503300 is a wasteful number, since it uses less digits than its factorization.

13897256503300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157797 (or 1157790 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 13897256503300 in words is "thirteen trillion, eight hundred ninety-seven billion, two hundred fifty-six million, five hundred three thousand, three hundred".