258147094966 has 16 divisors (see below), whose sum is σ = 387555081408. Its totient is φ = 128962108800.

The previous prime is 258147094963. The next prime is 258147094991. The reversal of 258147094966 is 669490741852.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258147094963) 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 7 ways as a sum of consecutive naturals, for example, 21082606 + ... + 21094846.

It is an arithmetic number, because the mean of its divisors is an integer number (24222192588).

Almost surely, 2^258147094966 is an apocalyptic number.

258147094966 is a deficient number, since it is larger than the sum of its proper divisors (129407986442).

258147094966 is a wasteful number, since it uses less digits than its factorization.

258147094966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20487.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 258147094966 in words is "two hundred fifty-eight billion, one hundred forty-seven million, ninety-four thousand, nine hundred sixty-six".