40543135554 has 8 divisors (see below), whose sum is σ = 81086271120. Its totient is φ = 13514378516.

The previous prime is 40543135543. The next prime is 40543135583. The reversal of 40543135554 is 45553134504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

40543135554 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3378594624 + ... + 3378594635.

It is an arithmetic number, because the mean of its divisors is an integer number (10135783890).

Almost surely, 2^40543135554 is an apocalyptic number.

40543135554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40543135554 is a wasteful number, since it uses less digits than its factorization.

40543135554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6757189264.

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 40543135554 in words is "forty billion, five hundred forty-three million, one hundred thirty-five thousand, five hundred fifty-four".