649609954030 has 8 divisors (see below), whose sum is σ = 1169297917272. Its totient is φ = 259843981608.

The previous prime is 649609954027. The next prime is 649609954057. The reversal of 649609954030 is 30459906946.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32480497692 + ... + 32480497711.

It is an arithmetic number, because the mean of its divisors is an integer number (146162239659).

Almost surely, 2^649609954030 is an apocalyptic number.

649609954030 is a deficient number, since it is larger than the sum of its proper divisors (519687963242).

649609954030 is a wasteful number, since it uses less digits than its factorization.

649609954030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64960995410.

The product of its (nonzero) digits is 6298560, while the sum is 55.

The spelling of 649609954030 in words is "six hundred forty-nine billion, six hundred nine million, nine hundred fifty-four thousand, thirty".