30766594138 has 16 divisors (see below), whose sum is σ = 55035895680. Its totient is φ = 12612392496.

The previous prime is 30766594057. The next prime is 30766594147. The reversal of 30766594138 is 83149566703.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47773893 + ... + 47774536.

It is an arithmetic number, because the mean of its divisors is an integer number (3439743480).

Almost surely, 2^30766594138 is an apocalyptic number.

30766594138 is a deficient number, since it is larger than the sum of its proper divisors (24269301542).

30766594138 is a wasteful number, since it uses less digits than its factorization.

30766594138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95548461.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 30766594138 in words is "thirty billion, seven hundred sixty-six million, five hundred ninety-four thousand, one hundred thirty-eight".