650161151 has 4 divisors (see below), whose sum is σ = 667733112. Its totient is φ = 632589192.

The previous prime is 650161147. The next prime is 650161159. The reversal of 650161151 is 151161056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 650161151 - 2² = 650161147 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 650161151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650161159) 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, 8785925 + ... + 8785998.

It is an arithmetic number, because the mean of its divisors is an integer number (166933278).

Almost surely, 2^650161151 is an apocalyptic number.

650161151 is a deficient number, since it is larger than the sum of its proper divisors (17571961).

650161151 is a wasteful number, since it uses less digits than its factorization.

650161151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17571960.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 650161151 is about 25498.2578032304. The cubic root of 650161151 is about 866.3106867580.

The spelling of 650161151 in words is "six hundred fifty million, one hundred sixty-one thousand, one hundred fifty-one".