10401555415187 has 2 divisors, whose sum is σ = 10401555415188. Its totient is φ = 10401555415186.

The previous prime is 10401555415129. The next prime is 10401555415219. The reversal of 10401555415187 is 78151455510401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10401555415187 - 2⁸ = 10401555414931 is a prime.

It is not a weakly prime, because it can be changed into another prime (10401555415117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5200777707593 + 5200777707594.

It is an arithmetic number, because the mean of its divisors is an integer number (5200777707594).

Almost surely, 2^{10401555415187} is an apocalyptic number.

10401555415187 is a deficient number, since it is larger than the sum of its proper divisors (1).

10401555415187 is an equidigital number, since it uses as much as digits as its factorization.

10401555415187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560000, while the sum is 47.

The spelling of 10401555415187 in words is "ten trillion, four hundred one billion, five hundred fifty-five million, four hundred fifteen thousand, one hundred eighty-seven".