85788739096242 has 64 divisors (see below), whose sum is σ = 223594179750144. Its totient is φ = 21294683781120.

The previous prime is 85788739096223. The next prime is 85788739096243. The reversal of 85788739096242 is 24269093788758.

It is a Harshad number since it is a multiple of its sum of digits (78).

It is not an unprimeable number, because it can be changed into a prime (85788739096243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4621232859 + ... + 4621251422.

It is an arithmetic number, because the mean of its divisors is an integer number (3493659058596).

Almost surely, 2^{85788739096242} is an apocalyptic number.

85788739096242 is an abundant number, since it is smaller than the sum of its proper divisors (137805440653902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85788739096242 is a wasteful number, since it uses less digits than its factorization.

85788739096242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9242484323.

The product of its (nonzero) digits is 2926264320, while the sum is 78.

The spelling of 85788739096242 in words is "eighty-five trillion, seven hundred eighty-eight billion, seven hundred thirty-nine million, ninety-six thousand, two hundred forty-two".