136203621641263 has 8 divisors (see below), whose sum is σ = 148607096227200. Its totient is φ = 123803701582680.

The previous prime is 136203621641201. The next prime is 136203621641267. The reversal of 136203621641263 is 362146126302631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136203621641263 - 2³⁷ = 136066182687791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136203621641267) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 888551713 + ... + 888704986.

It is an arithmetic number, because the mean of its divisors is an integer number (18575887028400).

Almost surely, 2^{136203621641263} is an apocalyptic number.

136203621641263 is a deficient number, since it is larger than the sum of its proper divisors (12403474585937).

136203621641263 is a wasteful number, since it uses less digits than its factorization.

136203621641263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1777263677.

The product of its (nonzero) digits is 1119744, while the sum is 46.

Adding to 136203621641263 its reverse (362146126302631), we get a palindrome (498349747943894).

The spelling of 136203621641263 in words is "one hundred thirty-six trillion, two hundred three billion, six hundred twenty-one million, six hundred forty-one thousand, two hundred sixty-three".