30475212016 has 30 divisors (see below), whose sum is σ = 59188228080. Its totient is φ = 15200918784.

The previous prime is 30475211989. The next prime is 30475212041. The reversal of 30475212016 is 61021257403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2994745 + ... + 3004903.

It is an arithmetic number, because the mean of its divisors is an integer number (1972940936).

Almost surely, 2^30475212016 is an apocalyptic number.

It is an amenable number.

30475212016 is a deficient number, since it is larger than the sum of its proper divisors (28713016064).

30475212016 is an equidigital number, since it uses as much as digits as its factorization.

30475212016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11033 (or 10594 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

Adding to 30475212016 its reverse (61021257403), we get a palindrome (91496469419).

The spelling of 30475212016 in words is "thirty billion, four hundred seventy-five million, two hundred twelve thousand, sixteen".