506245440051 has 16 divisors (see below), whose sum is σ = 807685033120. Its totient is φ = 311535655200.

The previous prime is 506245440031. The next prime is 506245440053. The reversal of 506245440051 is 150044542605.

506245440051 is a `hidden beast` number, since 5 + 0 + 6 + 245 + 4 + 400 + 5 + 1 = 666.

It is not a de Polignac number, because 506245440051 - 2¹⁴ = 506245423667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 506245439988 and 506245440015.

It is not an unprimeable number, because it can be changed into a prime (506245440053) 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, 721147000 + ... + 721147701.

It is an arithmetic number, because the mean of its divisors is an integer number (50480314570).

Almost surely, 2^506245440051 is an apocalyptic number.

506245440051 is a deficient number, since it is larger than the sum of its proper divisors (301439593069).

506245440051 is a wasteful number, since it uses less digits than its factorization.

506245440051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442294723 (or 1442294717 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 506245440051 its reverse (150044542605), we get a palindrome (656289982656).

The spelling of 506245440051 in words is "five hundred six billion, two hundred forty-five million, four hundred forty thousand, fifty-one".