2219958362042 has 4 divisors (see below), whose sum is σ = 3329937543066. Its totient is φ = 1109979181020.

The previous prime is 2219958362021. The next prime is 2219958362053. The reversal of 2219958362042 is 2402638599122.

It is a happy number.

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., 2072963568841 + 146994793201 = 1439779^2 + 383399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 554989590509 + ... + 554989590512.

Almost surely, 2^{2219958362042} is an apocalyptic number.

2219958362042 is a deficient number, since it is larger than the sum of its proper divisors (1109979181024).

2219958362042 is a wasteful number, since it uses less digits than its factorization.

2219958362042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109979181023.

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 2219958362042 in words is "two trillion, two hundred nineteen billion, nine hundred fifty-eight million, three hundred sixty-two thousand, forty-two".