40142102001423 has 16 divisors (see below), whose sum is σ = 54023754314880. Its totient is φ = 26510932349856.

The previous prime is 40142102001349. The next prime is 40142102001437. The reversal of 40142102001423 is 32410020124104.

It is not a de Polignac number, because 40142102001423 - 2⁴⁵ = 4957729912591 is a prime.

It is a super-2 number, since 2×40142102001423² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40142102001393 and 40142102001402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40142102000423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23765361 + ... + 25398357.

It is an arithmetic number, because the mean of its divisors is an integer number (3376484644680).

Almost surely, 2^{40142102001423} is an apocalyptic number.

40142102001423 is a deficient number, since it is larger than the sum of its proper divisors (13881652313457).

40142102001423 is a wasteful number, since it uses less digits than its factorization.

40142102001423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709686.

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

Adding to 40142102001423 its reverse (32410020124104), we get a palindrome (72552122125527).

The spelling of 40142102001423 in words is "forty trillion, one hundred forty-two billion, one hundred two million, one thousand, four hundred twenty-three".