649043150 has 24 divisors (see below), whose sum is σ = 1379681040. Its totient is φ = 222528960.

The previous prime is 649043147. The next prime is 649043179. The reversal of 649043150 is 51340946.

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, 926855 + ... + 927554.

It is an arithmetic number, because the mean of its divisors is an integer number (57486710).

Almost surely, 2^649043150 is an apocalyptic number.

649043150 is an abundant number, since it is smaller than the sum of its proper divisors (730637890).

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

649043150 is a wasteful number, since it uses less digits than its factorization.

649043150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1854428 (or 1854423 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 649043150 is about 25476.3252844675. The cubic root of 649043150 is about 865.8138397324.

The spelling of 649043150 in words is "six hundred forty-nine million, forty-three thousand, one hundred fifty".