506345137761524 has 6 divisors (see below), whose sum is σ = 886103991082674. Its totient is φ = 253172568880760.

The previous prime is 506345137761517. The next prime is 506345137761553. The reversal of 506345137761524 is 425167731543605.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 505740818097124 + 604319664400 = 22488682^2 + 777380^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63293142220187 + ... + 63293142220194.

It is an arithmetic number, because the mean of its divisors is an integer number (147683998513779).

Almost surely, 2^{506345137761524} is an apocalyptic number.

It is an amenable number.

506345137761524 is a deficient number, since it is larger than the sum of its proper divisors (379758853321150).

506345137761524 is a wasteful number, since it uses less digits than its factorization.

506345137761524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126586284440385 (or 126586284440383 counting only the distinct ones).

The product of its (nonzero) digits is 63504000, while the sum is 59.

The spelling of 506345137761524 in words is "five hundred six trillion, three hundred forty-five billion, one hundred thirty-seven million, seven hundred sixty-one thousand, five hundred twenty-four".