30572375264173 has 4 divisors (see below), whose sum is σ = 31558580917888. Its totient is φ = 29586169610460.

The previous prime is 30572375264149. The next prime is 30572375264191. The reversal of 30572375264173 is 37146257327503.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30572375264173 is a prime.

It is a super-2 number, since 2×30572375264173² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30572375234173) 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, 493102826811 + ... + 493102826872.

It is an arithmetic number, because the mean of its divisors is an integer number (7889645229472).

Almost surely, 2^{30572375264173} is an apocalyptic number.

It is an amenable number.

30572375264173 is a deficient number, since it is larger than the sum of its proper divisors (986205653715).

30572375264173 is an equidigital number, since it uses as much as digits as its factorization.

30572375264173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986205653714.

The product of its (nonzero) digits is 22226400, while the sum is 55.

The spelling of 30572375264173 in words is "thirty trillion, five hundred seventy-two billion, three hundred seventy-five million, two hundred sixty-four thousand, one hundred seventy-three".