53370173397 has 4 divisors (see below), whose sum is σ = 71160231200. Its totient is φ = 35580115596.

The previous prime is 53370173377. The next prime is 53370173399. The reversal of 53370173397 is 79337107335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 53370173397 - 2²⁴ = 53353396181 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 (53370173399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8895028897 + ... + 8895028902.

It is an arithmetic number, because the mean of its divisors is an integer number (17790057800).

Almost surely, 2^53370173397 is an apocalyptic number.

It is an amenable number.

53370173397 is a deficient number, since it is larger than the sum of its proper divisors (17790057803).

53370173397 is a wasteful number, since it uses less digits than its factorization.

53370173397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17790057802.

The product of its (nonzero) digits is 1250235, while the sum is 48.

The spelling of 53370173397 in words is "fifty-three billion, three hundred seventy million, one hundred seventy-three thousand, three hundred ninety-seven".