85183416774 has 64 divisors (see below), whose sum is σ = 206897172480. Its totient is φ = 25862129280.

The previous prime is 85183416767. The next prime is 85183416779. The reversal of 85183416774 is 47761438158.

85183416774 is a `hidden beast` number, since 85 + 1 + 83 + 416 + 7 + 74 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 85183416774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85183416779) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1468194 + ... + 1525109.

It is an arithmetic number, because the mean of its divisors is an integer number (3232768320).

Almost surely, 2^85183416774 is an apocalyptic number.

85183416774 is an abundant number, since it is smaller than the sum of its proper divisors (121713755706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85183416774 is a wasteful number, since it uses less digits than its factorization.

85183416774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2993362 (or 2993356 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The spelling of 85183416774 in words is "eighty-five billion, one hundred eighty-three million, four hundred sixteen thousand, seven hundred seventy-four".