22552315042 has 4 divisors (see below), whose sum is σ = 33828472566. Its totient is φ = 11276157520.

The previous prime is 22552315033. The next prime is 22552315081. The reversal of 22552315042 is 24051325522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15178486401 + 7373828641 = 123201^2 + 85871^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22552314995 and 22552315013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5638078759 + ... + 5638078762.

Almost surely, 2^22552315042 is an apocalyptic number.

22552315042 is a deficient number, since it is larger than the sum of its proper divisors (11276157524).

22552315042 is a wasteful number, since it uses less digits than its factorization.

22552315042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11276157523.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 22552315042 in words is "twenty-two billion, five hundred fifty-two million, three hundred fifteen thousand, forty-two".