85813783186474 has 32 divisors (see below), whose sum is σ = 147681025747200. Its totient is φ = 36634438225152.

The previous prime is 85813783186457. The next prime is 85813783186477. The reversal of 85813783186474 is 47468138731858.

It is a junction number, because it is equal to n+sod(n) for n = 85813783186397 and 85813783186406.

It is not an unprimeable number, because it can be changed into a prime (85813783186477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43397272 + ... + 45331564.

It is an arithmetic number, because the mean of its divisors is an integer number (4615032054600).

Almost surely, 2^{85813783186474} is an apocalyptic number.

85813783186474 is a deficient number, since it is larger than the sum of its proper divisors (61867242560726).

85813783186474 is a wasteful number, since it uses less digits than its factorization.

85813783186474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946614.

The product of its digits is 867041280, while the sum is 73.

The spelling of 85813783186474 in words is "eighty-five trillion, eight hundred thirteen billion, seven hundred eighty-three million, one hundred eighty-six thousand, four hundred seventy-four".