30462721412 has 6 divisors (see below), whose sum is σ = 53309762478. Its totient is φ = 15231360704.

The previous prime is 30462721411. The next prime is 30462721463. The reversal of 30462721412 is 21412726403.

It can be written as a sum of positive squares in only one way, i.e., 25823204416 + 4639516996 = 160696^2 + 68114^2 .

It is not an unprimeable number, because it can be changed into a prime (30462721411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3807840173 + ... + 3807840180.

It is an arithmetic number, because the mean of its divisors is an integer number (8884960413).

Almost surely, 2^30462721412 is an apocalyptic number.

It is an amenable number.

30462721412 is a deficient number, since it is larger than the sum of its proper divisors (22847041066).

30462721412 is a wasteful number, since it uses less digits than its factorization.

30462721412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615680357 (or 7615680355 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 30462721412 in words is "thirty billion, four hundred sixty-two million, seven hundred twenty-one thousand, four hundred twelve".