85457177702 has 16 divisors (see below), whose sum is σ = 146166576192. Its totient is φ = 37121669760.

The previous prime is 85457177639. The next prime is 85457177713. The reversal of 85457177702 is 20777175458.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96670574 + ... + 96671457.

It is an arithmetic number, because the mean of its divisors is an integer number (9135411012).

Almost surely, 2^85457177702 is an apocalyptic number.

85457177702 is a deficient number, since it is larger than the sum of its proper divisors (60709398490).

85457177702 is a wasteful number, since it uses less digits than its factorization.

85457177702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193342063.

The product of its (nonzero) digits is 3841600, while the sum is 53.

The spelling of 85457177702 in words is "eighty-five billion, four hundred fifty-seven million, one hundred seventy-seven thousand, seven hundred two".