40125903434 has 8 divisors (see below), whose sum is σ = 60773213280. Its totient is φ = 19868165676.

The previous prime is 40125903421. The next prime is 40125903439. The reversal of 40125903434 is 43430952104.

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

It is a super-2 number, since 2×40125903434² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40125903394 and 40125903403.

It is not an unprimeable number, because it can be changed into a prime (40125903439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97392764 + ... + 97393175.

It is an arithmetic number, because the mean of its divisors is an integer number (7596651660).

Almost surely, 2^40125903434 is an apocalyptic number.

40125903434 is a deficient number, since it is larger than the sum of its proper divisors (20647309846).

40125903434 is a wasteful number, since it uses less digits than its factorization.

40125903434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194786044.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 40125903434 in words is "forty billion, one hundred twenty-five million, nine hundred three thousand, four hundred thirty-four".