10155254204509 has 2 divisors, whose sum is σ = 10155254204510. Its totient is φ = 10155254204508.

The previous prime is 10155254204497. The next prime is 10155254204549. The reversal of 10155254204509 is 90540245255101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5546731522500 + 4608522682009 = 2355150^2 + 2146747^2 .

It is a cyclic number.

It is not a de Polignac number, because 10155254204509 - 2¹¹ = 10155254202461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10155254204549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5077627102254 + 5077627102255.

It is an arithmetic number, because the mean of its divisors is an integer number (5077627102255).

Almost surely, 2^{10155254204509} is an apocalyptic number.

It is an amenable number.

10155254204509 is a deficient number, since it is larger than the sum of its proper divisors (1).

10155254204509 is an equidigital number, since it uses as much as digits as its factorization.

10155254204509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 10155254204509 in words is "ten trillion, one hundred fifty-five billion, two hundred fifty-four million, two hundred four thousand, five hundred nine".