140404132401 has 64 divisors (see below), whose sum is σ = 213821287680. Its totient is φ = 81238671360.

The previous prime is 140404132327. The next prime is 140404132411. The reversal of 140404132401 is 104231404041.

It is not a de Polignac number, because 140404132401 - 2⁷ = 140404132273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140404132411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 60180631 + ... + 60182963.

It is an arithmetic number, because the mean of its divisors is an integer number (3340957620).

Almost surely, 2^140404132401 is an apocalyptic number.

It is an amenable number.

140404132401 is a deficient number, since it is larger than the sum of its proper divisors (73417155279).

140404132401 is a wasteful number, since it uses less digits than its factorization.

140404132401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946.

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

Adding to 140404132401 its reverse (104231404041), we get a palindrome (244635536442).

The spelling of 140404132401 in words is "one hundred forty billion, four hundred four million, one hundred thirty-two thousand, four hundred one".