140400144401 has 4 divisors (see below), whose sum is σ = 153163793904. Its totient is φ = 127636494900.

The previous prime is 140400144373. The next prime is 140400144407. The reversal of 140400144401 is 104441004041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140400144401 - 2²⁶ = 140333035537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140400144407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6381824735 + ... + 6381824756.

It is an arithmetic number, because the mean of its divisors is an integer number (38290948476).

Almost surely, 2^140400144401 is an apocalyptic number.

140400144401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

140400144401 is a deficient number, since it is larger than the sum of its proper divisors (12763649503).

140400144401 is a wasteful number, since it uses less digits than its factorization.

140400144401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12763649502.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 140400144401 its reverse (104441004041), we get a palindrome (244841148442).

The spelling of 140400144401 in words is "one hundred forty billion, four hundred million, one hundred forty-four thousand, four hundred one".