623055600353 has 2 divisors, whose sum is σ = 623055600354. Its totient is φ = 623055600352.

The previous prime is 623055600269. The next prime is 623055600383. The reversal of 623055600353 is 353006550326.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 613438267729 + 9617332624 = 783223^2 + 98068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-623055600353 is a prime.

It is a super-2 number, since 2×623055600353² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (623055600383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311527800176 + 311527800177.

It is an arithmetic number, because the mean of its divisors is an integer number (311527800177).

Almost surely, 2^623055600353 is an apocalyptic number.

It is an amenable number.

623055600353 is a deficient number, since it is larger than the sum of its proper divisors (1).

623055600353 is an equidigital number, since it uses as much as digits as its factorization.

623055600353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 38.

The spelling of 623055600353 in words is "six hundred twenty-three billion, fifty-five million, six hundred thousand, three hundred fifty-three".