22663435326542 has 4 divisors (see below), whose sum is σ = 33995152989816. Its totient is φ = 11331717663270.

The previous prime is 22663435326509. The next prime is 22663435326557. The reversal of 22663435326542 is 24562353436622.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5665858831634 + ... + 5665858831637.

It is an arithmetic number, because the mean of its divisors is an integer number (8498788247454).

Almost surely, 2^{22663435326542} is an apocalyptic number.

22663435326542 is a deficient number, since it is larger than the sum of its proper divisors (11331717663274).

22663435326542 is a wasteful number, since it uses less digits than its factorization.

22663435326542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11331717663273.

The product of its digits is 37324800, while the sum is 53.

The spelling of 22663435326542 in words is "twenty-two trillion, six hundred sixty-three billion, four hundred thirty-five million, three hundred twenty-six thousand, five hundred forty-two".