30573522051 has 24 divisors (see below), whose sum is σ = 41520292944. Its totient is φ = 20011308480.

The previous prime is 30573521981. The next prime is 30573522073. The reversal of 30573522051 is 15022537503.

It is a de Polignac number, because none of the positive numbers 2^k-30573522051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30573522251) 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, 11663521 + ... + 11666141.

It is an arithmetic number, because the mean of its divisors is an integer number (1730012206).

Almost surely, 2^30573522051 is an apocalyptic number.

30573522051 is a deficient number, since it is larger than the sum of its proper divisors (10946770893).

30573522051 is a wasteful number, since it uses less digits than its factorization.

30573522051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3859 (or 3800 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 33.

The spelling of 30573522051 in words is "thirty billion, five hundred seventy-three million, five hundred twenty-two thousand, fifty-one".