258106673764 has 9 divisors (see below), whose sum is σ = 451688457241. Its totient is φ = 129052828840.

The previous prime is 258106673761. The next prime is 258106673827. The reversal of 258106673764 is 467376601852.

The square root of 258106673764 is 508042.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 32709616164 + 225397057600 = 180858^2 + 474760^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (258106673761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 889074 + ... + 1143094.

Almost surely, 2^258106673764 is an apocalyptic number.

258106673764 is the 508042-nd square number.

It is an amenable number.

258106673764 is a deficient number, since it is larger than the sum of its proper divisors (193581783477).

258106673764 is an frugal number, since it uses more digits than its factorization.

258106673764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508046 (or 254023 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 258106673764 in words is "two hundred fifty-eight billion, one hundred six million, six hundred seventy-three thousand, seven hundred sixty-four".