40543254306 has 24 divisors (see below), whose sum is σ = 87857749980. Its totient is φ = 13512259296.

The previous prime is 40543254289. The next prime is 40543254313. The reversal of 40543254306 is 60345234504.

It can be written as a sum of positive squares in 2 ways, for example, as 32945517081 + 7597737225 = 181509^2 + 87165^2 .

It is a super-3 number, since 3×40543254306³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62001 + ... + 291428.

Almost surely, 2^40543254306 is an apocalyptic number.

40543254306 is an abundant number, since it is smaller than the sum of its proper divisors (47314495674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40543254306 is a wasteful number, since it uses less digits than its factorization.

40543254306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359810 (or 359807 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

It can be divided in two parts, 40543 and 254306, that added together give a square (294849 = 543²).

The spelling of 40543254306 in words is "forty billion, five hundred forty-three million, two hundred fifty-four thousand, three hundred six".