10400015644547 has 2 divisors, whose sum is σ = 10400015644548. Its totient is φ = 10400015644546.

The previous prime is 10400015644507. The next prime is 10400015644553. The reversal of 10400015644547 is 74544651000401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10400015644547 - 2³⁴ = 10382835775363 is a prime.

It is not a weakly prime, because it can be changed into another prime (10400015644507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200007822273 + 5200007822274.

It is an arithmetic number, because the mean of its divisors is an integer number (5200007822274).

Almost surely, 2^{10400015644547} is an apocalyptic number.

10400015644547 is a deficient number, since it is larger than the sum of its proper divisors (1).

10400015644547 is an equidigital number, since it uses as much as digits as its factorization.

10400015644547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 268800, while the sum is 41.

Adding to 10400015644547 its reverse (74544651000401), we get a palindrome (84944666644948).

The spelling of 10400015644547 in words is "ten trillion, four hundred billion, fifteen million, six hundred forty-four thousand, five hundred forty-seven".