135201644565514 has 4 divisors (see below), whose sum is σ = 202802466848274. Its totient is φ = 67600822282756.

The previous prime is 135201644565473. The next prime is 135201644565553. The reversal of 135201644565514 is 415565446102531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 126885197934889 + 8316446630625 = 11264333^2 + 2883825^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33800411141377 + ... + 33800411141380.

Almost surely, 2^{135201644565514} is an apocalyptic number.

135201644565514 is a deficient number, since it is larger than the sum of its proper divisors (67600822282760).

135201644565514 is an equidigital number, since it uses as much as digits as its factorization.

135201644565514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67600822282759.

The product of its (nonzero) digits is 8640000, while the sum is 52.

The spelling of 135201644565514 in words is "one hundred thirty-five trillion, two hundred one billion, six hundred forty-four million, five hundred sixty-five thousand, five hundred fourteen".