11661762434135 has 12 divisors (see below), whose sum is σ = 15381961029624. Its totient is φ = 8481281769840.

The previous prime is 11661762434071. The next prime is 11661762434209. The reversal of 11661762434135 is 53143426716611.

It is not a de Polignac number, because 11661762434135 - 2⁶ = 11661762434071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9637819589 + ... + 9637820798.

It is an arithmetic number, because the mean of its divisors is an integer number (1281830085802).

Almost surely, 2^{11661762434135} is an apocalyptic number.

11661762434135 is a deficient number, since it is larger than the sum of its proper divisors (3720198595489).

11661762434135 is a wasteful number, since it uses less digits than its factorization.

11661762434135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19275640414 (or 19275640403 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The spelling of 11661762434135 in words is "eleven trillion, six hundred sixty-one billion, seven hundred sixty-two million, four hundred thirty-four thousand, one hundred thirty-five".