40125041340 has 48 divisors (see below), whose sum is σ = 113508380832. Its totient is φ = 10589700096.

The previous prime is 40125041287. The next prime is 40125041357. The reversal of 40125041340 is 4314052104.

It is a super-2 number, since 2×40125041340² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40125041340.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3441349 + ... + 3452988.

It is an arithmetic number, because the mean of its divisors is an integer number (2364757934).

Almost surely, 2^40125041340 is an apocalyptic number.

It is an amenable number.

40125041340 is an abundant number, since it is smaller than the sum of its proper divisors (73383339492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40125041340 is a wasteful number, since it uses less digits than its factorization.

40125041340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6894446 (or 6894444 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 40125041340 its reverse (4314052104), we get a palindrome (44439093444).

The spelling of 40125041340 in words is "forty billion, one hundred twenty-five million, forty-one thousand, three hundred forty".