40344201142 has 8 divisors (see below), whose sum is σ = 69161487696. Its totient is φ = 17290371912.

The previous prime is 40344201137. The next prime is 40344201143. The reversal of 40344201142 is 24110244304.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40344201143) 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, 1440864313 + ... + 1440864340.

It is an arithmetic number, because the mean of its divisors is an integer number (8645185962).

Almost surely, 2^40344201142 is an apocalyptic number.

40344201142 is a deficient number, since it is larger than the sum of its proper divisors (28817286554).

40344201142 is a wasteful number, since it uses less digits than its factorization.

40344201142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881728662.

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

Adding to 40344201142 its reverse (24110244304), we get a palindrome (64454445446).

The spelling of 40344201142 in words is "forty billion, three hundred forty-four million, two hundred one thousand, one hundred forty-two".