85457015767 has 8 divisors (see below), whose sum is σ = 86310700272. Its totient is φ = 84603480000.

The previous prime is 85457015671. The next prime is 85457015807. The reversal of 85457015767 is 76751075458.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85457015767 - 2¹⁹ = 85456491479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85457018767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1389043 + ... + 1449259.

It is an arithmetic number, because the mean of its divisors is an integer number (10788837534).

Almost surely, 2^85457015767 is an apocalyptic number.

85457015767 is a deficient number, since it is larger than the sum of its proper divisors (853684505).

85457015767 is a wasteful number, since it uses less digits than its factorization.

85457015767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74369.

The product of its (nonzero) digits is 8232000, while the sum is 55.

The spelling of 85457015767 in words is "eighty-five billion, four hundred fifty-seven million, fifteen thousand, seven hundred sixty-seven".