1002040044355 has 16 divisors (see below), whose sum is σ = 1374270416064. Its totient is φ = 687091138560.

The previous prime is 1002040044349. The next prime is 1002040044389. The reversal of 1002040044355 is 5534400402001.

It is not a de Polignac number, because 1002040044355 - 2⁹ = 1002040043843 is a prime.

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, 688339 + ... + 1574131.

It is an arithmetic number, because the mean of its divisors is an integer number (85891901004).

Almost surely, 2^{1002040044355} is an apocalyptic number.

1002040044355 is a deficient number, since it is larger than the sum of its proper divisors (372230371709).

1002040044355 is an equidigital number, since it uses as much as digits as its factorization.

1002040044355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918126.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 1002040044355 its reverse (5534400402001), we get a palindrome (6536440446356).

The spelling of 1002040044355 in words is "one trillion, two billion, forty million, forty-four thousand, three hundred fifty-five".