4812157194 has 16 divisors (see below), whose sum is σ = 10364646432. Its totient is φ = 1480663728.

The previous prime is 4812157171. The next prime is 4812157213. The reversal of 4812157194 is 4917512184.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30847084 + ... + 30847239.

It is an arithmetic number, because the mean of its divisors is an integer number (647790402).

Almost surely, 2^4812157194 is an apocalyptic number.

4812157194 is an abundant number, since it is smaller than the sum of its proper divisors (5552489238).

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

4812157194 is a wasteful number, since it uses less digits than its factorization.

4812157194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61694341.

The product of its digits is 80640, while the sum is 42.

The square root of 4812157194 is about 69369.7138094140. The cubic root of 4812157194 is about 1688.2882653192.

The spelling of 4812157194 in words is "four billion, eight hundred twelve million, one hundred fifty-seven thousand, one hundred ninety-four".