650381601 has 8 divisors (see below), whose sum is σ = 879054880. Its totient is φ = 427648032.

The previous prime is 650381593. The next prime is 650381617. The reversal of 650381601 is 106183056.

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

It is not a de Polignac number, because 650381601 - 2³ = 650381593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650381101) 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, 1484671 + ... + 1485108.

It is an arithmetic number, because the mean of its divisors is an integer number (109881860).

Almost surely, 2^650381601 is an apocalyptic number.

It is an amenable number.

650381601 is a deficient number, since it is larger than the sum of its proper divisors (228673279).

650381601 is a wasteful number, since it uses less digits than its factorization.

650381601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969855.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 650381601 is about 25502.5802812186. The cubic root of 650381601 is about 866.4085889523.

The spelling of 650381601 in words is "six hundred fifty million, three hundred eighty-one thousand, six hundred one".