1550404130263 has 2 divisors, whose sum is σ = 1550404130264. Its totient is φ = 1550404130262.

The previous prime is 1550404130257. The next prime is 1550404130273. The reversal of 1550404130263 is 3620314040551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1550404130263 - 2³³ = 1541814195671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1550404130273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775202065131 + 775202065132.

It is an arithmetic number, because the mean of its divisors is an integer number (775202065132).

Almost surely, 2^{1550404130263} is an apocalyptic number.

1550404130263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550404130263 is an equidigital number, since it uses as much as digits as its factorization.

1550404130263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 1550404130263 in words is "one trillion, five hundred fifty billion, four hundred four million, one hundred thirty thousand, two hundred sixty-three".