15142650181853 has 2 divisors, whose sum is σ = 15142650181854. Its totient is φ = 15142650181852.

The previous prime is 15142650181847. The next prime is 15142650181907. The reversal of 15142650181853 is 35818105624151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14268728095609 + 873922086244 = 3777397^2 + 934838^2 .

It is a cyclic number.

It is not a de Polignac number, because 15142650181853 - 2⁸ = 15142650181597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15142650181453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7571325090926 + 7571325090927.

It is an arithmetic number, because the mean of its divisors is an integer number (7571325090927).

Almost surely, 2^{15142650181853} is an apocalyptic number.

It is an amenable number.

15142650181853 is a deficient number, since it is larger than the sum of its proper divisors (1).

15142650181853 is an equidigital number, since it uses as much as digits as its factorization.

15142650181853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152000, while the sum is 50.

The spelling of 15142650181853 in words is "fifteen trillion, one hundred forty-two billion, six hundred fifty million, one hundred eighty-one thousand, eight hundred fifty-three".