22206635542 has 32 divisors (see below), whose sum is σ = 42319355904. Its totient is φ = 8501652000.

The previous prime is 22206635533. The next prime is 22206635593. The reversal of 22206635542 is 24553660222.

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, 1962334 + ... + 1973617.

It is an arithmetic number, because the mean of its divisors is an integer number (1322479872).

Almost surely, 2^22206635542 is an apocalyptic number.

22206635542 is a deficient number, since it is larger than the sum of its proper divisors (20112720362).

22206635542 is a wasteful number, since it uses less digits than its factorization.

22206635542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936004.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 22206635542 in words is "twenty-two billion, two hundred six million, six hundred thirty-five thousand, five hundred forty-two".