85630011273 has 80 divisors (see below), whose sum is σ = 134798057856. Its totient is φ = 54103230720.

The previous prime is 85630011209. The next prime is 85630011307. The reversal of 85630011273 is 37211003658.

85630011273 is a `hidden beast` number, since 8 + 5 + 630 + 0 + 1 + 12 + 7 + 3 = 666.

It is not a de Polignac number, because 85630011273 - 2⁶ = 85630011209 is a prime.

It is a super-2 number, since 2×85630011273² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85630016273) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 64821453 + ... + 64822773.

Almost surely, 2^85630011273 is an apocalyptic number.

It is an amenable number.

85630011273 is a deficient number, since it is larger than the sum of its proper divisors (49168046583).

85630011273 is a wasteful number, since it uses less digits than its factorization.

85630011273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916 (or 1907 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 85630011273 in words is "eighty-five billion, six hundred thirty million, eleven thousand, two hundred seventy-three".