122828567646 has 32 divisors (see below), whose sum is σ = 250421538816. Its totient is φ = 40154828000.

The previous prime is 122828567633. The next prime is 122828567677. The reversal of 122828567646 is 646765828221.

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 in 15 ways as a sum of consecutive naturals, for example, 673425 + ... + 836156.

It is an arithmetic number, because the mean of its divisors is an integer number (7825673088).

Almost surely, 2^122828567646 is an apocalyptic number.

122828567646 is an abundant number, since it is smaller than the sum of its proper divisors (127592971170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122828567646 is a wasteful number, since it uses less digits than its factorization.

122828567646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509848.

The product of its digits is 15482880, while the sum is 57.

The spelling of 122828567646 in words is "one hundred twenty-two billion, eight hundred twenty-eight million, five hundred sixty-seven thousand, six hundred forty-six".