530326226407493 has 4 divisors (see below), whose sum is σ = 530339541524940. Its totient is φ = 530312911290048.

The previous prime is 530326226407387. The next prime is 530326226407501. The reversal of 530326226407493 is 394704622623035.

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 227120030532004 + 303206195875489 = 15070502^2 + 17412817^2 .

It is a cyclic number.

It is not a de Polignac number, because 530326226407493 - 2²⁶ = 530326159298629 is a prime.

It is a super-2 number, since 2×530326226407493² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530326226401493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6657498980 + ... + 6657578637.

It is an arithmetic number, because the mean of its divisors is an integer number (132584885381235).

Almost surely, 2^{530326226407493} is an apocalyptic number.

It is an amenable number.

530326226407493 is a deficient number, since it is larger than the sum of its proper divisors (13315117447).

530326226407493 is a wasteful number, since it uses less digits than its factorization.

530326226407493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13315117446.

The product of its (nonzero) digits is 39191040, while the sum is 56.

The spelling of 530326226407493 in words is "five hundred thirty trillion, three hundred twenty-six billion, two hundred twenty-six million, four hundred seven thousand, four hundred ninety-three".