30673778616 has 96 divisors (see below), whose sum is σ = 92550276000. Its totient is φ = 9112626432.

The previous prime is 30673778573. The next prime is 30673778647. The reversal of 30673778616 is 61687737603.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 537876 + ... + 592163.

It is an arithmetic number, because the mean of its divisors is an integer number (964065375).

Almost surely, 2^30673778616 is an apocalyptic number.

30673778616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

30673778616 is an abundant number, since it is smaller than the sum of its proper divisors (61876497384).

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

30673778616 is a wasteful number, since it uses less digits than its factorization.

30673778616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130093 (or 1130086 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 30673778616 in words is "thirty billion, six hundred seventy-three million, seven hundred seventy-eight thousand, six hundred sixteen".