30461608312 has 16 divisors (see below), whose sum is σ = 57117543840. Its totient is φ = 15230263296.

The previous prime is 30461608277. The next prime is 30461608313. The reversal of 30461608312 is 21380616403.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30461608313) 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, 272248 + ... + 367480.

It is an arithmetic number, because the mean of its divisors is an integer number (3569846490).

Almost surely, 2^30461608312 is an apocalyptic number.

It is an amenable number.

30461608312 is a deficient number, since it is larger than the sum of its proper divisors (26655935528).

30461608312 is a wasteful number, since it uses less digits than its factorization.

30461608312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135222 (or 135218 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 30461608312 in words is "thirty billion, four hundred sixty-one million, six hundred eight thousand, three hundred twelve".