40455423125 has 40 divisors (see below), whose sum is σ = 54744569880. Its totient is φ = 29708640000.

The previous prime is 40455423103. The next prime is 40455423149. The reversal of 40455423125 is 52132455404.

It can be written as a sum of positive squares in 20 ways, for example, as 23512235569 + 16943187556 = 153337^2 + 130166^2 .

It is a de Polignac number, because none of the positive numbers 2^k-40455423125 is a prime.

It is a congruent number.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 1456871 + ... + 1484379.

It is an arithmetic number, because the mean of its divisors is an integer number (1368614247).

Almost surely, 2^40455423125 is an apocalyptic number.

It is an amenable number.

40455423125 is a deficient number, since it is larger than the sum of its proper divisors (14289146755).

40455423125 is a wasteful number, since it uses less digits than its factorization.

40455423125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27723 (or 27708 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 40455423125 its reverse (52132455404), we get a palindrome (92587878529).

The spelling of 40455423125 in words is "forty billion, four hundred fifty-five million, four hundred twenty-three thousand, one hundred twenty-five".