1004402050031 has 16 divisors (see below), whose sum is σ = 1016618927520. Its totient is φ = 992264601600.

The previous prime is 1004402049977. The next prime is 1004402050051. The reversal of 1004402050031 is 1300502044001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004402050031 is a prime.

It is a super-2 number, since 2×1004402050031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1004402049985 and 1004402050012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004402050051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35601731 + ... + 35629931.

It is an arithmetic number, because the mean of its divisors is an integer number (63538682970).

Almost surely, 2^{1004402050031} is an apocalyptic number.

1004402050031 is a deficient number, since it is larger than the sum of its proper divisors (12216877489).

1004402050031 is a wasteful number, since it uses less digits than its factorization.

1004402050031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29594.

The product of its (nonzero) digits is 480, while the sum is 20.

Adding to 1004402050031 its reverse (1300502044001), we get a palindrome (2304904094032).

The spelling of 1004402050031 in words is "one trillion, four billion, four hundred two million, fifty thousand, thirty-one".