136402335457071 has 4 divisors (see below), whose sum is σ = 181869780609432. Its totient is φ = 90934890304712.

The previous prime is 136402335457061. The next prime is 136402335457151. The reversal of 136402335457071 is 170754533204631.

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

It is a cyclic number.

It is not a de Polignac number, because 136402335457071 - 2¹⁸ = 136402335194927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136402335457051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22733722576176 + ... + 22733722576181.

It is an arithmetic number, because the mean of its divisors is an integer number (45467445152358).

Almost surely, 2^{136402335457071} is an apocalyptic number.

136402335457071 is a deficient number, since it is larger than the sum of its proper divisors (45467445152361).

136402335457071 is an equidigital number, since it uses as much as digits as its factorization.

136402335457071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45467445152360.

The product of its (nonzero) digits is 6350400, while the sum is 51.

The spelling of 136402335457071 in words is "one hundred thirty-six trillion, four hundred two billion, three hundred thirty-five million, four hundred fifty-seven thousand, seventy-one".