85102525784 has 16 divisors (see below), whose sum is σ = 161948837400. Its totient is φ = 41916169152.

The previous prime is 85102525741. The next prime is 85102525787. The reversal of 85102525784 is 48752520158.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85102525787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79386149 + ... + 79387220.

Almost surely, 2^85102525784 is an apocalyptic number.

It is an amenable number.

85102525784 is a deficient number, since it is larger than the sum of its proper divisors (76846311616).

85102525784 is a wasteful number, since it uses less digits than its factorization.

85102525784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158773442 (or 158773438 counting only the distinct ones).

The product of its (nonzero) digits is 896000, while the sum is 47.

The spelling of 85102525784 in words is "eighty-five billion, one hundred two million, five hundred twenty-five thousand, seven hundred eighty-four".