40471547225 has 6 divisors (see below), whose sum is σ = 50184718590. Its totient is φ = 32377237760.

The previous prime is 40471547173. The next prime is 40471547231. The reversal of 40471547225 is 52274517404.

40471547225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2579420944 + 37892126281 = 50788^2 + 194659^2 .

It is not a de Polignac number, because 40471547225 - 2¹⁸ = 40471285081 is a prime.

It is a super-2 number, since 2×40471547225² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 809430920 + ... + 809430969.

It is an arithmetic number, because the mean of its divisors is an integer number (8364119765).

Almost surely, 2^40471547225 is an apocalyptic number.

It is an amenable number.

40471547225 is a deficient number, since it is larger than the sum of its proper divisors (9713171365).

40471547225 is a wasteful number, since it uses less digits than its factorization.

40471547225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618861899 (or 1618861894 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 41.

The spelling of 40471547225 in words is "forty billion, four hundred seventy-one million, five hundred forty-seven thousand, two hundred twenty-five".