508746919097 has 8 divisors (see below), whose sum is σ = 512685693000. Its totient is φ = 504815137024.

The previous prime is 508746918991. The next prime is 508746919117. The reversal of 508746919097 is 790919647805.

It can be written as a sum of positive squares in 4 ways, for example, as 51363876496 + 457383042601 = 226636^2 + 676301^2 .

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 508746919097 - 2¹⁸ = 508746656953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (508746919997) 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, 1601822 + ... + 1892967.

It is an arithmetic number, because the mean of its divisors is an integer number (64085711625).

Almost surely, 2^508746919097 is an apocalyptic number.

It is an amenable number.

508746919097 is a deficient number, since it is larger than the sum of its proper divisors (3938773903).

508746919097 is a wasteful number, since it uses less digits than its factorization.

508746919097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3495915.

The product of its (nonzero) digits is 34292160, while the sum is 65.

The spelling of 508746919097 in words is "five hundred eight billion, seven hundred forty-six million, nine hundred nineteen thousand, ninety-seven".