650999146020 has 48 divisors (see below), whose sum is σ = 1861580544768. Its totient is φ = 169906159360.

The previous prime is 650999146009. The next prime is 650999146027. The reversal of 650999146020 is 20641999056.

It is not an unprimeable number, because it can be changed into a prime (650999146027) 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 15 ways as a sum of consecutive naturals, for example, 115422561 + ... + 115428200.

It is an arithmetic number, because the mean of its divisors is an integer number (38782928016).

Almost surely, 2^650999146020 is an apocalyptic number.

650999146020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

650999146020 is an abundant number, since it is smaller than the sum of its proper divisors (1210581398748).

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

650999146020 is a wasteful number, since it uses less digits than its factorization.

650999146020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230850820 (or 230850818 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 650999146020 in words is "six hundred fifty billion, nine hundred ninety-nine million, one hundred forty-six thousand, twenty".