1002040044356 has 48 divisors (see below), whose sum is σ = 1911677698224. Its totient is φ = 456822030336.

The previous prime is 1002040044349. The next prime is 1002040044389. The reversal of 1002040044356 is 6534400402001.

It can be written as a sum of positive squares in 8 ways, for example, as 165839530756 + 836200513600 = 407234^2 + 914440^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1430660 + ... + 2012676.

It is an arithmetic number, because the mean of its divisors is an integer number (39826618713).

Almost surely, 2^{1002040044356} is an apocalyptic number.

It is an amenable number.

1002040044356 is a deficient number, since it is larger than the sum of its proper divisors (909637653868).

1002040044356 is a wasteful number, since it uses less digits than its factorization.

1002040044356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582440 (or 582438 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1002040044356 its reverse (6534400402001), we get a palindrome (7536440446357).

The spelling of 1002040044356 in words is "one trillion, two billion, forty million, forty-four thousand, three hundred fifty-six".