85042738470 has 16 divisors (see below), whose sum is σ = 204102572400. Its totient is φ = 22678063584.

The previous prime is 85042738439. The next prime is 85042738471. The reversal of 85042738470 is 7483724058.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85042738471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1417378945 + ... + 1417379004.

It is an arithmetic number, because the mean of its divisors is an integer number (12756410775).

Almost surely, 2^85042738470 is an apocalyptic number.

85042738470 is an abundant number, since it is smaller than the sum of its proper divisors (119059833930).

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

85042738470 is a wasteful number, since it uses less digits than its factorization.

85042738470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834757959.

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 85042738470 in words is "eighty-five billion, forty-two million, seven hundred thirty-eight thousand, four hundred seventy".