40122333145 has 32 divisors (see below), whose sum is σ = 49838241024. Its totient is φ = 30988742400.

The previous prime is 40122333143. The next prime is 40122333179. The reversal of 40122333145 is 54133322104.

It is a happy number.

It is not a de Polignac number, because 40122333145 - 2¹ = 40122333143 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40122333143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14636475 + ... + 14639215.

It is an arithmetic number, because the mean of its divisors is an integer number (1557445032).

Almost surely, 2^40122333145 is an apocalyptic number.

It is an amenable number.

40122333145 is a deficient number, since it is larger than the sum of its proper divisors (9715907879).

40122333145 is a wasteful number, since it uses less digits than its factorization.

40122333145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 40122333145 its reverse (54133322104), we get a palindrome (94255655249).

The spelling of 40122333145 in words is "forty billion, one hundred twenty-two million, three hundred thirty-three thousand, one hundred forty-five".