40740004051 has 2 divisors, whose sum is σ = 40740004052. Its totient is φ = 40740004050.

The previous prime is 40740004033. The next prime is 40740004061. The reversal of 40740004051 is 15040004704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40740004051 is a prime.

It is not a weakly prime, because it can be changed into another prime (40740004021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20370002025 + 20370002026.

It is an arithmetic number, because the mean of its divisors is an integer number (20370002026).

Almost surely, 2^40740004051 is an apocalyptic number.

40740004051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40740004051 is an equidigital number, since it uses as much as digits as its factorization.

40740004051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 25.

Adding to 40740004051 its reverse (15040004704), we get a palindrome (55780008755).

The spelling of 40740004051 in words is "forty billion, seven hundred forty million, four thousand, fifty-one".