40185180950 has 24 divisors (see below), whose sum is σ = 76334748192. Its totient is φ = 15732069920.

The previous prime is 40185180911. The next prime is 40185180953. The reversal of 40185180950 is 5908158104.

40185180950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40185180950² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40185180898 and 40185180907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40185180953) 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, 8547689 + ... + 8552388.

It is an arithmetic number, because the mean of its divisors is an integer number (3180614508).

Almost surely, 2^40185180950 is an apocalyptic number.

40185180950 is a deficient number, since it is larger than the sum of its proper divisors (36149567242).

40185180950 is a wasteful number, since it uses less digits than its factorization.

40185180950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17100136 (or 17100131 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 41.

The spelling of 40185180950 in words is "forty billion, one hundred eighty-five million, one hundred eighty thousand, nine hundred fifty".