885495623947 has 4 divisors (see below), whose sum is σ = 965995226136. Its totient is φ = 804996021760.

The previous prime is 885495623939. The next prime is 885495623953. The reversal of 885495623947 is 749326594588.

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 885495623947 - 2³ = 885495623939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (885495623927) 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, 40249801078 + ... + 40249801099.

It is an arithmetic number, because the mean of its divisors is an integer number (241498806534).

Almost surely, 2^885495623947 is an apocalyptic number.

885495623947 is a deficient number, since it is larger than the sum of its proper divisors (80499602189).

885495623947 is a wasteful number, since it uses less digits than its factorization.

885495623947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80499602188.

The product of its digits is 522547200, while the sum is 70.

The spelling of 885495623947 in words is "eight hundred eighty-five billion, four hundred ninety-five million, six hundred twenty-three thousand, nine hundred forty-seven".