40455213250 has 32 divisors (see below), whose sum is σ = 79718071680. Its totient is φ = 15330394800.

The previous prime is 40455213241. The next prime is 40455213257. The reversal of 40455213250 is 5231255404.

It is not an unprimeable number, because it can be changed into a prime (40455213257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4253694 + ... + 4263193.

It is an arithmetic number, because the mean of its divisors is an integer number (2491189740).

Almost surely, 2^40455213250 is an apocalyptic number.

40455213250 is a deficient number, since it is larger than the sum of its proper divisors (39262858430).

40455213250 is a wasteful number, since it uses less digits than its factorization.

40455213250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8516923 (or 8516913 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 40455213250 its reverse (5231255404), we get a palindrome (45686468654).

The spelling of 40455213250 in words is "forty billion, four hundred fifty-five million, two hundred thirteen thousand, two hundred fifty".