1138862026244 has 12 divisors (see below), whose sum is σ = 1994926752000. Its totient is φ = 568882954248.

The previous prime is 1138862026219. The next prime is 1138862026301. The reversal of 1138862026244 is 4426202688311.

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, 137010044 + ... + 137018355.

It is an arithmetic number, because the mean of its divisors is an integer number (166243896000).

Almost surely, 2^{1138862026244} is an apocalyptic number.

It is an amenable number.

1138862026244 is a deficient number, since it is larger than the sum of its proper divisors (856064725756).

1138862026244 is a wasteful number, since it uses less digits than its factorization.

1138862026244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274029442 (or 274029440 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 47.

The spelling of 1138862026244 in words is "one trillion, one hundred thirty-eight billion, eight hundred sixty-two million, twenty-six thousand, two hundred forty-four".