1044181400825 has 6 divisors (see below), whose sum is σ = 1294784937054. Its totient is φ = 835345120640.

The previous prime is 1044181400819. The next prime is 1044181400833. The reversal of 1044181400825 is 5280041814401.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 18284176 + 1044163116649 = 4276^2 + 1021843^2 .

It is not a de Polignac number, because 1044181400825 - 2⁶ = 1044181400761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20883627992 + ... + 20883628041.

It is an arithmetic number, because the mean of its divisors is an integer number (215797489509).

Almost surely, 2^{1044181400825} is an apocalyptic number.

It is an amenable number.

1044181400825 is a deficient number, since it is larger than the sum of its proper divisors (250603536229).

1044181400825 is an equidigital number, since it uses as much as digits as its factorization.

1044181400825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41767256043 (or 41767256038 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 38.

The spelling of 1044181400825 in words is "one trillion, forty-four billion, one hundred eighty-one million, four hundred thousand, eight hundred twenty-five".