650666070 has 24 divisors (see below), whose sum is σ = 1691732016. Its totient is φ = 173510928.

The previous prime is 650666059. The next prime is 650666087. The reversal of 650666070 is 70666056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3614722 + ... + 3614901.

It is an arithmetic number, because the mean of its divisors is an integer number (70488834).

Almost surely, 2^650666070 is an apocalyptic number.

650666070 is an abundant number, since it is smaller than the sum of its proper divisors (1041065946).

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

650666070 is a wasteful number, since it uses less digits than its factorization.

650666070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229636 (or 7229633 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 650666070 is about 25508.1569306761. The cubic root of 650666070 is about 866.5348893988.

The spelling of 650666070 in words is "six hundred fifty million, six hundred sixty-six thousand, seventy".