11440342401 has 8 divisors (see below), whose sum is σ = 15541597440. Its totient is φ = 7482991152.

The previous prime is 11440342399. The next prime is 11440342451. The reversal of 11440342401 is 10424304411.

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

It is not a de Polignac number, because 11440342401 - 2¹ = 11440342399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11440342451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35975761 + ... + 35976078.

It is an arithmetic number, because the mean of its divisors is an integer number (1942699680).

Almost surely, 2^11440342401 is an apocalyptic number.

It is an amenable number.

11440342401 is a deficient number, since it is larger than the sum of its proper divisors (4101255039).

11440342401 is an equidigital number, since it uses as much as digits as its factorization.

11440342401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71951895.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11440342401 its reverse (10424304411), we get a palindrome (21864646812).

The spelling of 11440342401 in words is "eleven billion, four hundred forty million, three hundred forty-two thousand, four hundred one".