40122352152 has 48 divisors (see below), whose sum is σ = 111601595040. Its totient is φ = 13012653888.

The previous prime is 40122352063. The next prime is 40122352157. The reversal of 40122352152 is 25125322104.

40122352152 is a `hidden beast` number, since 40 + 122 + 352 + 152 = 666.

It is a super-2 number, since 2×40122352152² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122352157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7527808 + ... + 7533135.

It is an arithmetic number, because the mean of its divisors is an integer number (2325033230).

Almost surely, 2^40122352152 is an apocalyptic number.

It is an amenable number.

40122352152 is an abundant number, since it is smaller than the sum of its proper divisors (71479242888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40122352152 is a wasteful number, since it uses less digits than its factorization.

40122352152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15060992 (or 15060985 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 40122352152 its reverse (25125322104), we get a palindrome (65247674256).

The spelling of 40122352152 in words is "forty billion, one hundred twenty-two million, three hundred fifty-two thousand, one hundred fifty-two".