40025534047 has 2 divisors, whose sum is σ = 40025534048. Its totient is φ = 40025534046.

The previous prime is 40025534023. The next prime is 40025534177. The reversal of 40025534047 is 74043552004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40025534047 - 2¹¹ = 40025531999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40025034047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20012767023 + 20012767024.

It is an arithmetic number, because the mean of its divisors is an integer number (20012767024).

Almost surely, 2^40025534047 is an apocalyptic number.

40025534047 is a deficient number, since it is larger than the sum of its proper divisors (1).

40025534047 is an equidigital number, since it uses as much as digits as its factorization.

40025534047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 67200, while the sum is 34.

The spelling of 40025534047 in words is "forty billion, twenty-five million, five hundred thirty-four thousand, forty-seven".