11601327776425 has 6 divisors (see below), whose sum is σ = 14385646442798. Its totient is φ = 9281062221120.

The previous prime is 11601327776399. The next prime is 11601327776429. The reversal of 11601327776425 is 52467772310611.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1957147838361 + 9644179938064 = 1398981^2 + 3105508^2 .

It is not a de Polignac number, because 11601327776425 - 2²⁹ = 11600790905513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11601327776429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232026555504 + ... + 232026555553.

Almost surely, 2^{11601327776425} is an apocalyptic number.

It is an amenable number.

11601327776425 is a deficient number, since it is larger than the sum of its proper divisors (2784318666373).

11601327776425 is an equidigital number, since it uses as much as digits as its factorization.

11601327776425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464053111067 (or 464053111062 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 11601327776425 in words is "eleven trillion, six hundred one billion, three hundred twenty-seven million, seven hundred seventy-six thousand, four hundred twenty-five".