1147040438028 has 24 divisors (see below), whose sum is σ = 2676451061760. Its totient is φ = 382343473680.

The previous prime is 1147040437957. The next prime is 1147040438051. The reversal of 1147040438028 is 8208340407411.

It is a super-2 number, since 2×1147040438028² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295013 + ... + 1992771.

It is an arithmetic number, because the mean of its divisors is an integer number (111518794240).

Almost surely, 2^{1147040438028} is an apocalyptic number.

It is an amenable number.

1147040438028 is an abundant number, since it is smaller than the sum of its proper divisors (1529410623732).

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

1147040438028 is a wasteful number, since it uses less digits than its factorization.

1147040438028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834757 (or 834755 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 42.

The spelling of 1147040438028 in words is "one trillion, one hundred forty-seven billion, forty million, four hundred thirty-eight thousand, twenty-eight".