650161401 has 16 divisors (see below), whose sum is σ = 907168896. Its totient is φ = 413405696.

The previous prime is 650161397. The next prime is 650161417. The reversal of 650161401 is 104161056.

650161401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 650161401 - 2² = 650161397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (650161451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11011 + ... + 37703.

It is an arithmetic number, because the mean of its divisors is an integer number (56698056).

Almost surely, 2^650161401 is an apocalyptic number.

It is an amenable number.

650161401 is a deficient number, since it is larger than the sum of its proper divisors (257007495).

650161401 is a wasteful number, since it uses less digits than its factorization.

650161401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27072.

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 650161401 is about 25498.2627055256. The cubic root of 650161401 is about 866.3107977959.

The spelling of 650161401 in words is "six hundred fifty million, one hundred sixty-one thousand, four hundred one".