22542215654 has 16 divisors (see below), whose sum is σ = 39026412576. Its totient is φ = 9565296000.

The previous prime is 22542215651. The next prime is 22542215671. The reversal of 22542215654 is 45651224522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22542215651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7969667 + ... + 7972494.

It is an arithmetic number, because the mean of its divisors is an integer number (2439150786).

Almost surely, 2^22542215654 is an apocalyptic number.

22542215654 is a deficient number, since it is larger than the sum of its proper divisors (16484196922).

22542215654 is a wasteful number, since it uses less digits than its factorization.

22542215654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15942271.

The product of its digits is 192000, while the sum is 38.

The spelling of 22542215654 in words is "twenty-two billion, five hundred forty-two million, two hundred fifteen thousand, six hundred fifty-four".