40234142401 has 4 divisors (see below), whose sum is σ = 41090188032. Its totient is φ = 39378096772.

The previous prime is 40234142393. The next prime is 40234142441. The reversal of 40234142401 is 10424143204.

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 40234142401 - 2³ = 40234142393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40234142441) 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, 428022745 + ... + 428022838.

It is an arithmetic number, because the mean of its divisors is an integer number (10272547008).

Almost surely, 2^40234142401 is an apocalyptic number.

It is an amenable number.

40234142401 is a deficient number, since it is larger than the sum of its proper divisors (856045631).

40234142401 is an equidigital number, since it uses as much as digits as its factorization.

40234142401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856045630.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40234142401 its reverse (10424143204), we get a palindrome (50658285605).

The spelling of 40234142401 in words is "forty billion, two hundred thirty-four million, one hundred forty-two thousand, four hundred one".