40055375747 has 2 divisors, whose sum is σ = 40055375748. Its totient is φ = 40055375746.

The previous prime is 40055375713. The next prime is 40055375777. The reversal of 40055375747 is 74757355004.

It is a happy number.

40055375747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40055375747 - 2²⁴ = 40038598531 is a prime.

It is not a weakly prime, because it can be changed into another prime (40055375777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20027687873 + 20027687874.

It is an arithmetic number, because the mean of its divisors is an integer number (20027687874).

Almost surely, 2^40055375747 is an apocalyptic number.

40055375747 is a deficient number, since it is larger than the sum of its proper divisors (1).

40055375747 is an equidigital number, since it uses as much as digits as its factorization.

40055375747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2058000, while the sum is 47.

The spelling of 40055375747 in words is "forty billion, fifty-five million, three hundred seventy-five thousand, seven hundred forty-seven".