30712036344 has 128 divisors (see below), whose sum is σ = 90416217600. Its totient is φ = 8595023360.

The previous prime is 30712036291. The next prime is 30712036361. The reversal of 30712036344 is 44363021703.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88882 + ... + 263294.

It is an arithmetic number, because the mean of its divisors is an integer number (706376700).

Almost surely, 2^30712036344 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 30712036344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45208108800).

30712036344 is an abundant number, since it is smaller than the sum of its proper divisors (59704181256).

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

30712036344 is a wasteful number, since it uses less digits than its factorization.

30712036344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174485 (or 174481 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The spelling of 30712036344 in words is "thirty billion, seven hundred twelve million, thirty-six thousand, three hundred forty-four".