40730386050 has 288 divisors, whose sum is σ = 119244617856. Its totient is φ = 9939072000.

The previous prime is 40730385953. The next prime is 40730386057. The reversal of 40730386050 is 5068303704.

It is a happy number.

40730386050 is a `hidden beast` number, since 40 + 7 + 3 + 0 + 3 + 8 + 605 + 0 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40730385996 and 40730386014.

It is not an unprimeable number, because it can be changed into a prime (40730386057) by changing a digit.

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 143 ways as a sum of consecutive naturals, for example, 22489645 + ... + 22491455.

It is an arithmetic number, because the mean of its divisors is an integer number (414043812).

Almost surely, 2^40730386050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40730386050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59622308928).

40730386050 is an abundant number, since it is smaller than the sum of its proper divisors (78514231806).

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

40730386050 is a wasteful number, since it uses less digits than its factorization.

40730386050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946 (or 1938 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 40730386050 its reverse (5068303704), we get a palindrome (45798689754).

The spelling of 40730386050 in words is "forty billion, seven hundred thirty million, three hundred eighty-six thousand, fifty".