30416123772 has 36 divisors (see below), whose sum is σ = 80228038800. Its totient is φ = 9697894272.

The previous prime is 30416123747. The next prime is 30416123779. The reversal of 30416123772 is 27732161403.

30416123772 is a `hidden beast` number, since 3 + 0 + 4 + 1 + 612 + 37 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30416123779) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18366397 + ... + 18368052.

Almost surely, 2^30416123772 is an apocalyptic number.

It is an amenable number.

30416123772 is an abundant number, since it is smaller than the sum of its proper divisors (49811915028).

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

30416123772 is a wasteful number, since it uses less digits than its factorization.

30416123772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36734482 (or 36734477 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 30416123772 in words is "thirty billion, four hundred sixteen million, one hundred twenty-three thousand, seven hundred seventy-two".