505236025793 has 2 divisors, whose sum is σ = 505236025794. Its totient is φ = 505236025792.

The previous prime is 505236025753. The next prime is 505236025837. The reversal of 505236025793 is 397520632505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344361233329 + 160874792464 = 586823^2 + 401092^2 .

It is a cyclic number.

It is not a de Polignac number, because 505236025793 - 2¹⁴ = 505236009409 is a prime.

It is a super-2 number, since 2×505236025793² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (505236025733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252618012896 + 252618012897.

It is an arithmetic number, because the mean of its divisors is an integer number (252618012897).

Almost surely, 2^505236025793 is an apocalyptic number.

It is an amenable number.

505236025793 is a deficient number, since it is larger than the sum of its proper divisors (1).

505236025793 is an equidigital number, since it uses as much as digits as its factorization.

505236025793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701000, while the sum is 47.

The spelling of 505236025793 in words is "five hundred five billion, two hundred thirty-six million, twenty-five thousand, seven hundred ninety-three".