85798299722 has 8 divisors (see below), whose sum is σ = 128709564672. Its totient is φ = 42895111500.

The previous prime is 85798299721. The next prime is 85798299751. The reversal of 85798299722 is 22799289758.

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

It is a super-2 number, since 2×85798299722² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85798299721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1992554 + ... + 2035157.

It is an arithmetic number, because the mean of its divisors is an integer number (16088695584).

Almost surely, 2^85798299722 is an apocalyptic number.

85798299722 is a deficient number, since it is larger than the sum of its proper divisors (42911264950).

85798299722 is a wasteful number, since it uses less digits than its factorization.

85798299722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038364.

The product of its digits is 91445760, while the sum is 68.

The spelling of 85798299722 in words is "eighty-five billion, seven hundred ninety-eight million, two hundred ninety-nine thousand, seven hundred twenty-two".