650147645 has 8 divisors (see below), whose sum is σ = 891631104. Its totient is φ = 445815504.

The previous prime is 650147623. The next prime is 650147657. The reversal of 650147645 is 546741056.

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 650147645 - 2²⁰ = 649099069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650147599 and 650147608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9287789 + ... + 9287858.

It is an arithmetic number, because the mean of its divisors is an integer number (111453888).

Almost surely, 2^650147645 is an apocalyptic number.

It is an amenable number.

650147645 is a deficient number, since it is larger than the sum of its proper divisors (241483459).

650147645 is a wasteful number, since it uses less digits than its factorization.

650147645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18575659.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 650147645 is about 25497.9929602312. The cubic root of 650147645 is about 866.3046880026.

The spelling of 650147645 in words is "six hundred fifty million, one hundred forty-seven thousand, six hundred forty-five".