506263420511 has 16 divisors (see below), whose sum is σ = 525708134400. Its totient is φ = 487017891360.

The previous prime is 506263420501. The next prime is 506263420529. The reversal of 506263420511 is 115024362605.

It is a de Polignac number, because none of the positive numbers 2^k-506263420511 is a prime.

It is a super-2 number, since 2×506263420511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506263420501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6705176 + ... + 6780258.

It is an arithmetic number, because the mean of its divisors is an integer number (32856758400).

Almost surely, 2^506263420511 is an apocalyptic number.

506263420511 is a deficient number, since it is larger than the sum of its proper divisors (19444713889).

506263420511 is a wasteful number, since it uses less digits than its factorization.

506263420511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76406.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 506263420511 in words is "five hundred six billion, two hundred sixty-three million, four hundred twenty thousand, five hundred eleven".