1025222366642 has 8 divisors (see below), whose sum is σ = 1538205648876. Its totient is φ = 512487150352.

The previous prime is 1025222366639. The next prime is 1025222366669. The reversal of 1025222366642 is 2466632225201.

It can be written as a sum of positive squares in 2 ways, for example, as 960594049801 + 64628316841 = 980099^2 + 254221^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1025222366642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62006153 + ... + 62022684.

Almost surely, 2^{1025222366642} is an apocalyptic number.

1025222366642 is a deficient number, since it is larger than the sum of its proper divisors (512983282234).

1025222366642 is a wasteful number, since it uses less digits than its factorization.

1025222366642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124032972.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 1025222366642 in words is "one trillion, twenty-five billion, two hundred twenty-two million, three hundred sixty-six thousand, six hundred forty-two".