10991362964042 has 4 divisors (see below), whose sum is σ = 16487044446066. Its totient is φ = 5495681482020.

The previous prime is 10991362963969. The next prime is 10991362964059. The reversal of 10991362964042 is 24046926319901.

10991362964042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 5603110333921 + 5388252630121 = 2367089^2 + 2321261^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2747840741009 + ... + 2747840741012.

Almost surely, 2^{10991362964042} is an apocalyptic number.

10991362964042 is a deficient number, since it is larger than the sum of its proper divisors (5495681482024).

10991362964042 is an equidigital number, since it uses as much as digits as its factorization.

10991362964042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495681482023.

The product of its (nonzero) digits is 5038848, while the sum is 56.

The spelling of 10991362964042 in words is "ten trillion, nine hundred ninety-one billion, three hundred sixty-two million, nine hundred sixty-four thousand, forty-two".