1050155550259 has 2 divisors, whose sum is σ = 1050155550260. Its totient is φ = 1050155550258.

The previous prime is 1050155550251. The next prime is 1050155550281. The reversal of 1050155550259 is 9520555510501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1050155550259 - 2³ = 1050155550251 is a prime.

It is a super-2 number, since 2×1050155550259² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050155550251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525077775129 + 525077775130.

It is an arithmetic number, because the mean of its divisors is an integer number (525077775130).

Almost surely, 2^{1050155550259} is an apocalyptic number.

1050155550259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050155550259 is an equidigital number, since it uses as much as digits as its factorization.

1050155550259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 281250, while the sum is 43.

The spelling of 1050155550259 in words is "one trillion, fifty billion, one hundred fifty-five million, five hundred fifty thousand, two hundred fifty-nine".