22115442251246 has 8 divisors (see below), whose sum is σ = 33175096709040. Its totient is φ = 11057076681568.

The previous prime is 22115442251209. The next prime is 22115442251293. The reversal of 22115442251246 is 64215224451122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322179131 + ... + 322247766.

It is an arithmetic number, because the mean of its divisors is an integer number (4146887088630).

Almost surely, 2^{22115442251246} is an apocalyptic number.

22115442251246 is a deficient number, since it is larger than the sum of its proper divisors (11059654457794).

22115442251246 is a wasteful number, since it uses less digits than its factorization.

22115442251246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644444058.

The product of its digits is 307200, while the sum is 41.

The spelling of 22115442251246 in words is "twenty-two trillion, one hundred fifteen billion, four hundred forty-two million, two hundred fifty-one thousand, two hundred forty-six".