1138674139952 has 20 divisors (see below), whose sum is σ = 2206230718536. Its totient is φ = 569324277120.

The previous prime is 1138674139949. The next prime is 1138674139957. The reversal of 1138674139952 is 2599314768311.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1138674139891 and 1138674139900.

It is not an unprimeable number, because it can be changed into a prime (1138674139957) 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, 43574 + ... + 1509717.

Almost surely, 2^{1138674139952} is an apocalyptic number.

It is an amenable number.

1138674139952 is a deficient number, since it is larger than the sum of its proper divisors (1067556578584).

1138674139952 is a wasteful number, since it uses less digits than its factorization.

1138674139952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599116 (or 1599110 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 59.

The spelling of 1138674139952 in words is "one trillion, one hundred thirty-eight billion, six hundred seventy-four million, one hundred thirty-nine thousand, nine hundred fifty-two".