651116654 has 8 divisors (see below), whose sum is σ = 1000496448. Its totient is φ = 317617840.

The previous prime is 651116651. The next prime is 651116659. The reversal of 651116654 is 456611156.

651116654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (651116651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3970142 + ... + 3970305.

It is an arithmetic number, because the mean of its divisors is an integer number (125062056).

Almost surely, 2^651116654 is an apocalyptic number.

651116654 is a deficient number, since it is larger than the sum of its proper divisors (349379794).

651116654 is a wasteful number, since it uses less digits than its factorization.

651116654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7940490.

The product of its digits is 21600, while the sum is 35.

The square root of 651116654 is about 25516.9875573117. The cubic root of 651116654 is about 866.7348673811.

The spelling of 651116654 in words is "six hundred fifty-one million, one hundred sixteen thousand, six hundred fifty-four".