11402404401 has 8 divisors (see below), whose sum is σ = 15212354560. Its totient is φ = 7597028592.

The previous prime is 11402404381. The next prime is 11402404427. The reversal of 11402404401 is 10440420411.

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

It is not a de Polignac number, because 11402404401 - 2⁶ = 11402404337 is a prime.

It is a super-2 number, since 2×11402404401² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11402404001) 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, 1137766 + ... + 1147743.

It is an arithmetic number, because the mean of its divisors is an integer number (1901544320).

Almost surely, 2^11402404401 is an apocalyptic number.

It is an amenable number.

11402404401 is a deficient number, since it is larger than the sum of its proper divisors (3809950159).

11402404401 is a wasteful number, since it uses less digits than its factorization.

11402404401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287175.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11402404401 its reverse (10440420411), we get a palindrome (21842824812).

The spelling of 11402404401 in words is "eleven billion, four hundred two million, four hundred four thousand, four hundred one".