85454678302 has 32 divisors (see below), whose sum is σ = 149503507200. Its totient is φ = 35875381248.

The previous prime is 85454678273. The next prime is 85454678303. The reversal of 85454678302 is 20387645458.

It is a self number, because there is not a number n which added to its sum of digits gives 85454678302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85454678303) 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, 50974 + ... + 416542.

It is an arithmetic number, because the mean of its divisors is an integer number (4671984600).

Almost surely, 2^85454678302 is an apocalyptic number.

85454678302 is a deficient number, since it is larger than the sum of its proper divisors (64048828898).

85454678302 is a wasteful number, since it uses less digits than its factorization.

85454678302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365920.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 85454678302 in words is "eighty-five billion, four hundred fifty-four million, six hundred seventy-eight thousand, three hundred two".