40540522225 has 48 divisors (see below), whose sum is σ = 59818421376. Its totient is φ = 26676288000.

The previous prime is 40540522199. The next prime is 40540522229. The reversal of 40540522225 is 52222504504.

40540522225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40540522225 - 2¹⁷ = 40540391153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40540522229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 391362 + ... + 483988.

It is an arithmetic number, because the mean of its divisors is an integer number (1246217112).

Almost surely, 2^40540522225 is an apocalyptic number.

It is an amenable number.

40540522225 is a deficient number, since it is larger than the sum of its proper divisors (19277899151).

40540522225 is a wasteful number, since it uses less digits than its factorization.

40540522225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92746 (or 92741 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The spelling of 40540522225 in words is "forty billion, five hundred forty million, five hundred twenty-two thousand, two hundred twenty-five".