15372057021743 has 8 divisors (see below), whose sum is σ = 16167324733056. Its totient is φ = 14595501492000.

The previous prime is 15372057021683. The next prime is 15372057021757. The reversal of 15372057021743 is 34712075027351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15372057021743 - 2⁸ = 15372057021487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15372057041743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4678043708 + ... + 4678046993.

It is an arithmetic number, because the mean of its divisors is an integer number (2020915591632).

Almost surely, 2^{15372057021743} is an apocalyptic number.

15372057021743 is a deficient number, since it is larger than the sum of its proper divisors (795267711313).

15372057021743 is an equidigital number, since it uses as much as digits as its factorization.

15372057021743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9356090785.

The product of its (nonzero) digits is 1234800, while the sum is 47.

The spelling of 15372057021743 in words is "fifteen trillion, three hundred seventy-two billion, fifty-seven million, twenty-one thousand, seven hundred forty-three".