85722943737 has 8 divisors (see below), whose sum is σ = 114300224800. Its totient is φ = 57147145920.

The previous prime is 85722943723. The next prime is 85722943741. The reversal of 85722943737 is 73734922758.

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

It is not a de Polignac number, because 85722943737 - 2⁴ = 85722943721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85722943237) 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, 228112 + ... + 472737.

It is an arithmetic number, because the mean of its divisors is an integer number (14287528100).

Almost surely, 2^85722943737 is an apocalyptic number.

It is an amenable number.

85722943737 is a deficient number, since it is larger than the sum of its proper divisors (28577281063).

85722943737 is a wasteful number, since it uses less digits than its factorization.

85722943737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741623.

The product of its digits is 17781120, while the sum is 57.

The spelling of 85722943737 in words is "eighty-five billion, seven hundred twenty-two million, nine hundred forty-three thousand, seven hundred thirty-seven".