94428748191 has 4 divisors (see below), whose sum is σ = 125904997592. Its totient is φ = 62952498792.

The previous prime is 94428748177. The next prime is 94428748217. The reversal of 94428748191 is 19184782449.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 94428748191 - 2³⁵ = 60069009823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94428748591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15738124696 + ... + 15738124701.

It is an arithmetic number, because the mean of its divisors is an integer number (31476249398).

Almost surely, 2^94428748191 is an apocalyptic number.

94428748191 is a deficient number, since it is larger than the sum of its proper divisors (31476249401).

94428748191 is a wasteful number, since it uses less digits than its factorization.

94428748191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31476249400.

The product of its digits is 4644864, while the sum is 57.

The spelling of 94428748191 in words is "ninety-four billion, four hundred twenty-eight million, seven hundred forty-eight thousand, one hundred ninety-one".