506641262399 has 8 divisors (see below), whose sum is σ = 523030012032. Its totient is φ = 490255355520.

The previous prime is 506641262371. The next prime is 506641262431. The reversal of 506641262399 is 993262146605.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 506641262399 - 2⁸ = 506641262143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 506641262399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506641262339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345494 + ... + 1064259.

It is an arithmetic number, because the mean of its divisors is an integer number (65378751504).

Almost surely, 2^506641262399 is an apocalyptic number.

506641262399 is a deficient number, since it is larger than the sum of its proper divisors (16388749633).

506641262399 is a wasteful number, since it uses less digits than its factorization.

506641262399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421377.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 506641262399 in words is "five hundred six billion, six hundred forty-one million, two hundred sixty-two thousand, three hundred ninety-nine".