650147745 has 64 divisors (see below), whose sum is σ = 1214002944. Its totient is φ = 294174720.

The previous prime is 650147737. The next prime is 650147747. The reversal of 650147745 is 547741056.

It is not a de Polignac number, because 650147745 - 2³ = 650147737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (650147747) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 140265 + ... + 144825.

It is an arithmetic number, because the mean of its divisors is an integer number (18968796).

Almost surely, 2^650147745 is an apocalyptic number.

650147745 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

650147745 is a deficient number, since it is larger than the sum of its proper divisors (563855199).

650147745 is a wasteful number, since it uses less digits than its factorization.

650147745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4642.

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 650147745 is about 25497.9949211698. The cubic root of 650147745 is about 866.3047324184.

The spelling of 650147745 in words is "six hundred fifty million, one hundred forty-seven thousand, seven hundred forty-five".