10402400340441 has 20 divisors (see below), whose sum is σ = 15900769288272. Its totient is φ = 6773656033368.

The previous prime is 10402400340407. The next prime is 10402400340523. The reversal of 10402400340441 is 14404300420401.

10402400340441 is a `hidden beast` number, since 1 + 0 + 40 + 240 + 0 + 340 + 4 + 41 = 666.

It is not a de Polignac number, because 10402400340441 - 2¹⁰ = 10402400339417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10402400341441) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1493306931 + ... + 1493313896.

Almost surely, 2^{10402400340441} is an apocalyptic number.

It is an amenable number.

10402400340441 is a deficient number, since it is larger than the sum of its proper divisors (5498368947831).

10402400340441 is an equidigital number, since it uses as much as digits as its factorization.

10402400340441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986620882 (or 2986620873 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 10402400340441 its reverse (14404300420401), we get a palindrome (24806700760842).

The spelling of 10402400340441 in words is "ten trillion, four hundred two billion, four hundred million, three hundred forty thousand, four hundred forty-one".