1138031066452 has 12 divisors (see below), whose sum is σ = 2276062132960. Its totient is φ = 487727599896.

The previous prime is 1138031066449. The next prime is 1138031066479. The reversal of 1138031066452 is 2546601308311.

1138031066452 is an admirable number.

It is a super-2 number, since 2×1138031066452² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 20321983302 + ... + 20321983357.

Almost surely, 2^{1138031066452} is an apocalyptic number.

It is an amenable number.

1138031066452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1138031066452 is a wasteful number, since it uses less digits than its factorization.

1138031066452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40643966670 (or 40643966668 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 1138031066452 in words is "one trillion, one hundred thirty-eight billion, thirty-one million, sixty-six thousand, four hundred fifty-two".