623050563061 has 4 divisors (see below), whose sum is σ = 628564284972. Its totient is φ = 617536841152.

The previous prime is 623050563041. The next prime is 623050563173. The reversal of 623050563061 is 160365050326.

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 10791262161 + 612259300900 = 103881^2 + 782470^2 .

It is a cyclic number.

It is not a de Polignac number, because 623050563061 - 2²³ = 623042174453 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 623050563061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623050563041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2756860786 + ... + 2756861011.

It is an arithmetic number, because the mean of its divisors is an integer number (157141071243).

Almost surely, 2^623050563061 is an apocalyptic number.

It is an amenable number.

623050563061 is a deficient number, since it is larger than the sum of its proper divisors (5513721911).

623050563061 is a wasteful number, since it uses less digits than its factorization.

623050563061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513721910.

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 623050563061 in words is "six hundred twenty-three billion, fifty million, five hundred sixty-three thousand, sixty-one".