22665140312642 has 8 divisors (see below), whose sum is σ = 35787063651600. Its totient is φ = 10736119095444.

The previous prime is 22665140312543. The next prime is 22665140312653. The reversal of 22665140312642 is 24621304156622.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 22665140312593 and 22665140312602.

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 3 ways as a sum of consecutive naturals, for example, 298225530392 + ... + 298225530467.

It is an arithmetic number, because the mean of its divisors is an integer number (4473382956450).

Almost surely, 2^{22665140312642} is an apocalyptic number.

22665140312642 is a deficient number, since it is larger than the sum of its proper divisors (13121923338958).

22665140312642 is a wasteful number, since it uses less digits than its factorization.

22665140312642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596451060880.

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 22665140312642 in words is "twenty-two trillion, six hundred sixty-five billion, one hundred forty million, three hundred twelve thousand, six hundred forty-two".