650140083894 has 32 divisors (see below), whose sum is σ = 1490444107776. Its totient is φ = 185203105920.

The previous prime is 650140083871. The next prime is 650140083913. The reversal of 650140083894 is 498380041056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22952502 + ... + 22980809.

It is an arithmetic number, because the mean of its divisors is an integer number (46576378368).

Almost surely, 2^650140083894 is an apocalyptic number.

650140083894 is an abundant number, since it is smaller than the sum of its proper divisors (840304023882).

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

650140083894 is a wasteful number, since it uses less digits than its factorization.

650140083894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45933660.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 650140083894 in words is "six hundred fifty billion, one hundred forty million, eighty-three thousand, eight hundred ninety-four".