1011443674738 has 16 divisors (see below), whose sum is σ = 1737817456320. Its totient is φ = 432497357136.

The previous prime is 1011443674727. The next prime is 1011443674739. The reversal of 1011443674738 is 8374763441101.

It is a junction number, because it is equal to n+sod(n) for n = 1011443674691 and 1011443674700.

It is not an unprimeable number, because it can be changed into a prime (1011443674739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81535533 + ... + 81547936.

It is an arithmetic number, because the mean of its divisors is an integer number (108613591020).

Almost surely, 2^{1011443674738} is an apocalyptic number.

1011443674738 is a deficient number, since it is larger than the sum of its proper divisors (726373781582).

1011443674738 is a wasteful number, since it uses less digits than its factorization.

1011443674738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163083921.

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 1011443674738 in words is "one trillion, eleven billion, four hundred forty-three million, six hundred seventy-four thousand, seven hundred thirty-eight".