40455240325 has 24 divisors (see below), whose sum is σ = 53190256320. Its totient is φ = 30436963200.

The previous prime is 40455240317. The next prime is 40455240341. The reversal of 40455240325 is 52304255404.

It is not a de Polignac number, because 40455240325 - 2³ = 40455240317 is a prime.

It is a super-2 number, since 2×40455240325² (a number of 22 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 245761 + ... + 375910.

It is an arithmetic number, because the mean of its divisors is an integer number (2216260680).

Almost surely, 2^40455240325 is an apocalyptic number.

It is an amenable number.

40455240325 is a deficient number, since it is larger than the sum of its proper divisors (12735015995).

40455240325 is a wasteful number, since it uses less digits than its factorization.

40455240325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621837 (or 621832 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 34.

Adding to 40455240325 its reverse (52304255404), we get a palindrome (92759495729).

The spelling of 40455240325 in words is "forty billion, four hundred fifty-five million, two hundred forty thousand, three hundred twenty-five".