85738757699 has 8 divisors (see below), whose sum is σ = 98019632640. Its totient is φ = 73466003016.

The previous prime is 85738757693. The next prime is 85738757747. The reversal of 85738757699 is 99675783758.

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

It is not a de Polignac number, because 85738757699 - 2¹² = 85738753603 is a prime.

It is a super-2 number, since 2×85738757699² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85738757693) 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, 2007419 + ... + 2049684.

It is an arithmetic number, because the mean of its divisors is an integer number (12252454080).

Almost surely, 2^85738757699 is an apocalyptic number.

85738757699 is a deficient number, since it is larger than the sum of its proper divisors (12280874941).

85738757699 is a wasteful number, since it uses less digits than its factorization.

85738757699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060129.

The product of its digits is 800150400, while the sum is 74.

The spelling of 85738757699 in words is "eighty-five billion, seven hundred thirty-eight million, seven hundred fifty-seven thousand, six hundred ninety-nine".