650264405500445 has 4 divisors (see below), whose sum is σ = 780317286600540. Its totient is φ = 520211524400352.

The previous prime is 650264405500439. The next prime is 650264405500469. The reversal of 650264405500445 is 544005504462056.

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 145911759407236 + 504352646093209 = 12079394^2 + 22457797^2 .

It is a cyclic number.

It is not a de Polignac number, because 650264405500445 - 2¹⁴ = 650264405484061 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650264405500393 and 650264405500402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65026440550040 + ... + 65026440550049.

It is an arithmetic number, because the mean of its divisors is an integer number (195079321650135).

Almost surely, 2^{650264405500445} is an apocalyptic number.

It is an amenable number.

650264405500445 is a deficient number, since it is larger than the sum of its proper divisors (130052881100095).

650264405500445 is a wasteful number, since it uses less digits than its factorization.

650264405500445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130052881100094.

The product of its (nonzero) digits is 11520000, while the sum is 50.

The spelling of 650264405500445 in words is "six hundred fifty trillion, two hundred sixty-four billion, four hundred five million, five hundred thousand, four hundred forty-five".