5126512616623 has 2 divisors, whose sum is σ = 5126512616624. Its totient is φ = 5126512616622.

The previous prime is 5126512616531. The next prime is 5126512616639. The reversal of 5126512616623 is 3266162156215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5126512616623 - 2¹³ = 5126512608431 is a prime.

It is a super-2 number, since 2×5126512616623² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5126512616023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2563256308311 + 2563256308312.

It is an arithmetic number, because the mean of its divisors is an integer number (2563256308312).

Almost surely, 2^{5126512616623} is an apocalyptic number.

5126512616623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5126512616623 is an equidigital number, since it uses as much as digits as its factorization.

5126512616623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 46.

The spelling of 5126512616623 in words is "five trillion, one hundred twenty-six billion, five hundred twelve million, six hundred sixteen thousand, six hundred twenty-three".