30873110638 has 8 divisors (see below), whose sum is σ = 47906551080. Its totient is φ = 14904260280.

The previous prime is 30873110617. The next prime is 30873110641. The reversal of 30873110638 is 83601137803.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30873110638.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266147448 + ... + 266147563.

It is an arithmetic number, because the mean of its divisors is an integer number (5988318885).

Almost surely, 2^30873110638 is an apocalyptic number.

30873110638 is a deficient number, since it is larger than the sum of its proper divisors (17033440442).

30873110638 is a wasteful number, since it uses less digits than its factorization.

30873110638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532295042.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 30873110638 in words is "thirty billion, eight hundred seventy-three million, one hundred ten thousand, six hundred thirty-eight".