2558074864822 has 4 divisors (see below), whose sum is σ = 3837112297236. Its totient is φ = 1279037432410.

The previous prime is 2558074864817. The next prime is 2558074864921. The reversal of 2558074864822 is 2284684708552.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 639518716204 + ... + 639518716207.

It is an arithmetic number, because the mean of its divisors is an integer number (959278074309).

Almost surely, 2^{2558074864822} is an apocalyptic number.

2558074864822 is a deficient number, since it is larger than the sum of its proper divisors (1279037432414).

2558074864822 is a wasteful number, since it uses less digits than its factorization.

2558074864822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279037432413.

The product of its (nonzero) digits is 68812800, while the sum is 61.

The spelling of 2558074864822 in words is "two trillion, five hundred fifty-eight billion, seventy-four million, eight hundred sixty-four thousand, eight hundred twenty-two".