11274538641 has 8 divisors (see below), whose sum is σ = 15223006080. Its totient is φ = 7421215152.

The previous prime is 11274538633. The next prime is 11274538651. The reversal of 11274538641 is 14683547211.

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

It is not a de Polignac number, because 11274538641 - 2³ = 11274538633 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11274538593 and 11274538602.

It is not an unprimeable number, because it can be changed into a prime (11274538651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23785710 + ... + 23786183.

It is an arithmetic number, because the mean of its divisors is an integer number (1902875760).

Almost surely, 2^11274538641 is an apocalyptic number.

It is an amenable number.

11274538641 is a deficient number, since it is larger than the sum of its proper divisors (3948467439).

11274538641 is an equidigital number, since it uses as much as digits as its factorization.

11274538641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47571975.

The product of its digits is 161280, while the sum is 42.

The spelling of 11274538641 in words is "eleven billion, two hundred seventy-four million, five hundred thirty-eight thousand, six hundred forty-one".