94644957563 has 4 divisors (see below), whose sum is σ = 101925338928. Its totient is φ = 87364576200.

The previous prime is 94644957529. The next prime is 94644957571. The reversal of 94644957563 is 36575944649.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94644957563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 94644957496 and 94644957505.

It is not an unprimeable number, because it can be changed into a prime (94644957503) 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 3 ways as a sum of consecutive naturals, for example, 3640190663 + ... + 3640190688.

It is an arithmetic number, because the mean of its divisors is an integer number (25481334732).

Almost surely, 2^94644957563 is an apocalyptic number.

94644957563 is a deficient number, since it is larger than the sum of its proper divisors (7280381365).

94644957563 is a wasteful number, since it uses less digits than its factorization.

94644957563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7280381364.

The product of its digits is 97977600, while the sum is 62.

The spelling of 94644957563 in words is "ninety-four billion, six hundred forty-four million, nine hundred fifty-seven thousand, five hundred sixty-three".