622561035636245 has 4 divisors (see below), whose sum is σ = 747073242763500. Its totient is φ = 498048828508992.

The previous prime is 622561035636227. The next prime is 622561035636259. The reversal of 622561035636245 is 542636530165226.

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 491438978306929 + 131122057329316 = 22168423^2 + 11450854^2 .

It is a cyclic number.

It is not a de Polignac number, because 622561035636245 - 2¹⁶ = 622561035570709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62256103563620 + ... + 62256103563629.

It is an arithmetic number, because the mean of its divisors is an integer number (186768310690875).

Almost surely, 2^{622561035636245} is an apocalyptic number.

It is an amenable number.

622561035636245 is a deficient number, since it is larger than the sum of its proper divisors (124512207127255).

622561035636245 is a wasteful number, since it uses less digits than its factorization.

622561035636245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124512207127254.

The product of its (nonzero) digits is 46656000, while the sum is 56.

The spelling of 622561035636245 in words is "six hundred twenty-two trillion, five hundred sixty-one billion, thirty-five million, six hundred thirty-six thousand, two hundred forty-five".