650615061 has 8 divisors (see below), whose sum is σ = 868073760. Its totient is φ = 433449872.

The previous prime is 650615057. The next prime is 650615071. The reversal of 650615061 is 160516056.

650615061 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 cyclic number.

It is not a de Polignac number, because 650615061 - 2² = 650615057 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650615071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68151 + ... + 77108.

It is an arithmetic number, because the mean of its divisors is an integer number (108509220).

Almost surely, 2^650615061 is an apocalyptic number.

It is an amenable number.

650615061 is a deficient number, since it is larger than the sum of its proper divisors (217458699).

650615061 is a wasteful number, since it uses less digits than its factorization.

650615061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146755.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 650615061 is about 25507.1570544426. The cubic root of 650615061 is about 866.5122447913.

The spelling of 650615061 in words is "six hundred fifty million, six hundred fifteen thousand, sixty-one".