40730192005 has 4 divisors (see below), whose sum is σ = 48876230412. Its totient is φ = 32584153600.

The previous prime is 40730191987. The next prime is 40730192051. The reversal of 40730192005 is 50029103704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30962625444 + 9767566561 = 175962^2 + 98831^2 .

It is not a de Polignac number, because 40730192005 - 2⁷ = 40730191877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4073019196 + ... + 4073019205.

It is an arithmetic number, because the mean of its divisors is an integer number (12219057603).

Almost surely, 2^40730192005 is an apocalyptic number.

It is an amenable number.

40730192005 is a deficient number, since it is larger than the sum of its proper divisors (8146038407).

40730192005 is an equidigital number, since it uses as much as digits as its factorization.

40730192005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8146038406.

The product of its (nonzero) digits is 7560, while the sum is 31.

Adding to 40730192005 its reverse (50029103704), we get a palindrome (90759295709).

The spelling of 40730192005 in words is "forty billion, seven hundred thirty million, one hundred ninety-two thousand, five".