85050421464 has 128 divisors (see below), whose sum is σ = 217500940800. Its totient is φ = 27709655040.

The previous prime is 85050421387. The next prime is 85050421543. The reversal of 85050421464 is 46412405058.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 87052144 + ... + 87053120.

It is an arithmetic number, because the mean of its divisors is an integer number (1699226100).

Almost surely, 2^85050421464 is an apocalyptic number.

It is an amenable number.

85050421464 is an abundant number, since it is smaller than the sum of its proper divisors (132450519336).

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

85050421464 is a wasteful number, since it uses less digits than its factorization.

85050421464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513 (or 1509 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 85050421464 in words is "eighty-five billion, fifty million, four hundred twenty-one thousand, four hundred sixty-four".