1138756833442 has 8 divisors (see below), whose sum is σ = 1717078367232. Its totient is φ = 566397377700.

The previous prime is 1138756833437. The next prime is 1138756833443. The reversal of 1138756833442 is 2443386578311.

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

It is not an unprimeable number, because it can be changed into a prime (1138756833443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490519034 + ... + 1490519797.

It is an arithmetic number, because the mean of its divisors is an integer number (214634795904).

Almost surely, 2^{1138756833442} is an apocalyptic number.

1138756833442 is a deficient number, since it is larger than the sum of its proper divisors (578321533790).

1138756833442 is a wasteful number, since it uses less digits than its factorization.

1138756833442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981039024.

The product of its digits is 11612160, while the sum is 55.

The spelling of 1138756833442 in words is "one trillion, one hundred thirty-eight billion, seven hundred fifty-six million, eight hundred thirty-three thousand, four hundred forty-two".