94090494139 has 4 divisors (see below), whose sum is σ = 94236825256. Its totient is φ = 93944163024.

The previous prime is 94090494109. The next prime is 94090494143. The reversal of 94090494139 is 93149409049.

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

It is a cyclic number.

It is not a de Polignac number, because 94090494139 - 2²⁹ = 93553623227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94090494109) 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, 73164594 + ... + 73165879.

It is an arithmetic number, because the mean of its divisors is an integer number (23559206314).

Almost surely, 2^94090494139 is an apocalyptic number.

94090494139 is a deficient number, since it is larger than the sum of its proper divisors (146331117).

94090494139 is a wasteful number, since it uses less digits than its factorization.

94090494139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146331116.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 94090494139 in words is "ninety-four billion, ninety million, four hundred ninety-four thousand, one hundred thirty-nine".