85224306534 has 32 divisors (see below), whose sum is σ = 180493461216. Its totient is φ = 26734302720.

The previous prime is 85224306533. The next prime is 85224306571. The reversal of 85224306534 is 43560342258.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85224306533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1111524 + ... + 1185720.

It is an arithmetic number, because the mean of its divisors is an integer number (5640420663).

Almost surely, 2^85224306534 is an apocalyptic number.

85224306534 is an abundant number, since it is smaller than the sum of its proper divisors (95269154682).

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

85224306534 is a wasteful number, since it uses less digits than its factorization.

85224306534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85480.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 85224306534 in words is "eighty-five billion, two hundred twenty-four million, three hundred six thousand, five hundred thirty-four".