30390130708 has 48 divisors (see below), whose sum is σ = 62532386560. Its totient is φ = 12650121216.

The previous prime is 30390130679. The next prime is 30390130709. The reversal of 30390130708 is 80703109303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30390130709) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572353 + ... + 623191.

Almost surely, 2^30390130708 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30390130708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31266193280).

30390130708 is an abundant number, since it is smaller than the sum of its proper divisors (32142255852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30390130708 is a wasteful number, since it uses less digits than its factorization.

30390130708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51464 (or 51462 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The spelling of 30390130708 in words is "thirty billion, three hundred ninety million, one hundred thirty thousand, seven hundred eight".