99992242442 has 8 divisors (see below), whose sum is σ = 149992946532. Its totient is φ = 49994593600.

The previous prime is 99992242351. The next prime is 99992242451. The reversal of 99992242442 is 24424229999.

It can be written as a sum of positive squares in 2 ways, for example, as 98345587201 + 1646655241 = 313601^2 + 40579^2 .

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

It is a super-2 number, since 2×99992242442² (a number of 23 digits) contains 22 as substring.

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 in 3 ways as a sum of consecutive naturals, for example, 680159 + ... + 814002.

Almost surely, 2^99992242442 is an apocalyptic number.

99992242442 is a deficient number, since it is larger than the sum of its proper divisors (50000704090).

99992242442 is a wasteful number, since it uses less digits than its factorization.

99992242442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1527624.

The product of its digits is 6718464, while the sum is 56.

The spelling of 99992242442 in words is "ninety-nine billion, nine hundred ninety-two million, two hundred forty-two thousand, four hundred forty-two".