94745906638 has 16 divisors (see below), whose sum is σ = 145515839040. Its totient is φ = 46245810016.

The previous prime is 94745906621. The next prime is 94745906677. The reversal of 94745906638 is 83660954749.

It is a super-2 number, since 2×94745906638² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 1258981 + ... + 1332112.

It is an arithmetic number, because the mean of its divisors is an integer number (9094739940).

Almost surely, 2^94745906638 is an apocalyptic number.

94745906638 is a deficient number, since it is larger than the sum of its proper divisors (50769932402).

94745906638 is a wasteful number, since it uses less digits than its factorization.

94745906638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591531.

The product of its (nonzero) digits is 39191040, while the sum is 61.

The spelling of 94745906638 in words is "ninety-four billion, seven hundred forty-five million, nine hundred six thousand, six hundred thirty-eight".