13453198111872 has 256 divisors, whose sum is σ = 43490947680000. Its totient is φ = 4075072339968.

The previous prime is 13453198111831. The next prime is 13453198111891. The reversal of 13453198111872 is 27811189135431.

It is a happy number.

13453198111872 is a `hidden beast` number, since 1 + 3 + 4 + 531 + 98 + 1 + 1 + 18 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 2244172 + ... + 5651787.

It is an arithmetic number, because the mean of its divisors is an integer number (169886514375).

Almost surely, 2^{13453198111872} is an apocalyptic number.

13453198111872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13453198111872 is an abundant number, since it is smaller than the sum of its proper divisors (30037749568128).

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

13453198111872 is a wasteful number, since it uses less digits than its factorization.

13453198111872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7896028 (or 7896010 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 54.

The spelling of 13453198111872 in words is "thirteen trillion, four hundred fifty-three billion, one hundred ninety-eight million, one hundred eleven thousand, eight hundred seventy-two".