85746277772 has 48 divisors (see below), whose sum is σ = 160182960000. Its totient is φ = 40045415040.

The previous prime is 85746277739. The next prime is 85746277777. The reversal of 85746277772 is 27777264758.

It is not an unprimeable number, because it can be changed into a prime (85746277777) 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, 3134072 + ... + 3161312.

It is an arithmetic number, because the mean of its divisors is an integer number (3337145000).

Almost surely, 2^85746277772 is an apocalyptic number.

It is an amenable number.

85746277772 is a deficient number, since it is larger than the sum of its proper divisors (74436682228).

85746277772 is a wasteful number, since it uses less digits than its factorization.

85746277772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27846 (or 27844 counting only the distinct ones).

The product of its digits is 64538880, while the sum is 62.

The spelling of 85746277772 in words is "eighty-five billion, seven hundred forty-six million, two hundred seventy-seven thousand, seven hundred seventy-two".