94900019661 has 20 divisors (see below), whose sum is σ = 142846412544. Its totient is φ = 62783721000.

The previous prime is 94900019657. The next prime is 94900019719. The reversal of 94900019661 is 16691000949.

It is not a de Polignac number, because 94900019661 - 2² = 94900019657 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94900019651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4461165 + ... + 4482386.

Almost surely, 2^94900019661 is an apocalyptic number.

It is an amenable number.

94900019661 is a deficient number, since it is larger than the sum of its proper divisors (47946392883).

94900019661 is a wasteful number, since it uses less digits than its factorization.

94900019661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8943694 (or 8943685 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The spelling of 94900019661 in words is "ninety-four billion, nine hundred million, nineteen thousand, six hundred sixty-one".