142426550533265 has 16 divisors (see below), whose sum is σ = 172070394282000. Its totient is φ = 113168986659072.

The previous prime is 142426550533243. The next prime is 142426550533279. The reversal of 142426550533265 is 562335055624241.

It can be written as a sum of positive squares in 8 ways, for example, as 3770932888321 + 138655617644944 = 1941889^2 + 11775212^2 .

It is a cyclic number.

It is not a de Polignac number, because 142426550533265 - 2⁸ = 142426550533009 is a prime.

It is a super-5 number, since 5×142426550533265⁵ (a number of 72 digits) contains 55555 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4817651 + ... + 17551719.

It is an arithmetic number, because the mean of its divisors is an integer number (10754399642625).

Almost surely, 2^{142426550533265} is an apocalyptic number.

It is an amenable number.

142426550533265 is a deficient number, since it is larger than the sum of its proper divisors (29643843748735).

142426550533265 is a wasteful number, since it uses less digits than its factorization.

142426550533265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12749236.

The product of its (nonzero) digits is 25920000, while the sum is 53.

The spelling of 142426550533265 in words is "one hundred forty-two trillion, four hundred twenty-six billion, five hundred fifty million, five hundred thirty-three thousand, two hundred sixty-five".