1038494116040 has 16 divisors (see below), whose sum is σ = 2336611761180. Its totient is φ = 415397646400.

The previous prime is 1038494115991. The next prime is 1038494116069. The reversal of 1038494116040 is 406114948301.

It can be written as a sum of positive squares in 2 ways, for example, as 1021930940836 + 16563175204 = 1010906^2 + 128698^2 .

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, 12981176411 + ... + 12981176490.

Almost surely, 2^{1038494116040} is an apocalyptic number.

1038494116040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1038494116040 is an abundant number, since it is smaller than the sum of its proper divisors (1298117645140).

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

1038494116040 is a wasteful number, since it uses less digits than its factorization.

1038494116040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25962352912 (or 25962352908 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 1038494116040 in words is "one trillion, thirty-eight billion, four hundred ninety-four million, one hundred sixteen thousand, forty".