1138742774124 has 24 divisors (see below), whose sum is σ = 2676461122608. Its totient is φ = 376810260480.

The previous prime is 1138742774101. The next prime is 1138742774129. The reversal of 1138742774124 is 4214772478311.

It is not an unprimeable number, because it can be changed into a prime (1138742774129) 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, 346331317 + ... + 346334604.

It is an arithmetic number, because the mean of its divisors is an integer number (111519213442).

Almost surely, 2^{1138742774124} is an apocalyptic number.

It is an amenable number.

1138742774124 is an abundant number, since it is smaller than the sum of its proper divisors (1537718348484).

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

1138742774124 is a wasteful number, since it uses less digits than its factorization.

1138742774124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692666065 (or 692666063 counting only the distinct ones).

The product of its digits is 2107392, while the sum is 51.

The spelling of 1138742774124 in words is "one trillion, one hundred thirty-eight billion, seven hundred forty-two million, seven hundred seventy-four thousand, one hundred twenty-four".