94640245559 has 4 divisors (see below), whose sum is σ = 94643438904. Its totient is φ = 94637052216.

The previous prime is 94640245541. The next prime is 94640245603. The reversal of 94640245559 is 95554204649.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95554204649 = 258871 ⋅369119.

It is a cyclic number.

It is not a de Polignac number, because 94640245559 - 2⁸ = 94640245303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 94640245559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94640245759) 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, 1551797 + ... + 1611630.

It is an arithmetic number, because the mean of its divisors is an integer number (23660859726).

Almost surely, 2^94640245559 is an apocalyptic number.

94640245559 is a deficient number, since it is larger than the sum of its proper divisors (3193345).

94640245559 is a wasteful number, since it uses less digits than its factorization.

94640245559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3193344.

The product of its (nonzero) digits is 7776000, while the sum is 53.

The spelling of 94640245559 in words is "ninety-four billion, six hundred forty million, two hundred forty-five thousand, five hundred fifty-nine".