650061797353 has 4 divisors (see below), whose sum is σ = 650155784580. Its totient is φ = 649967810128.

The previous prime is 650061797323. The next prime is 650061797377. The reversal of 650061797353 is 353797160056.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 330381244944 + 319680552409 = 574788^2 + 565403^2 .

It is a cyclic number.

It is not a de Polignac number, because 650061797353 - 2²⁵ = 650028242921 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 650061797353.

It is not an unprimeable number, because it can be changed into a prime (650061797303) 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, 46983238 + ... + 46997071.

It is an arithmetic number, because the mean of its divisors is an integer number (162538946145).

Almost surely, 2^650061797353 is an apocalyptic number.

It is an amenable number.

650061797353 is a deficient number, since it is larger than the sum of its proper divisors (93987227).

650061797353 is an equidigital number, since it uses as much as digits as its factorization.

650061797353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93987226.

The product of its (nonzero) digits is 3572100, while the sum is 52.

The spelling of 650061797353 in words is "six hundred fifty billion, sixty-one million, seven hundred ninety-seven thousand, three hundred fifty-three".