40125114142 has 4 divisors (see below), whose sum is σ = 60187671216. Its totient is φ = 20062557070.

The previous prime is 40125114137. The next prime is 40125114149. The reversal of 40125114142 is 24141152104.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×40125114142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40125114149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10031278534 + ... + 10031278537.

It is an arithmetic number, because the mean of its divisors is an integer number (15046917804).

Almost surely, 2^40125114142 is an apocalyptic number.

40125114142 is a deficient number, since it is larger than the sum of its proper divisors (20062557074).

40125114142 is a wasteful number, since it uses less digits than its factorization.

40125114142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20062557073.

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 40125114142 its reverse (24141152104), we get a palindrome (64266266246).

The spelling of 40125114142 in words is "forty billion, one hundred twenty-five million, one hundred fourteen thousand, one hundred forty-two".