40040623553 has 8 divisors (see below), whose sum is σ = 47338668480. Its totient is φ = 33137067600.

The previous prime is 40040623531. The next prime is 40040623559. The reversal of 40040623553 is 35532604004.

40040623553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 40040623553 - 2⁶ = 40040623489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40040623559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98622023 + ... + 98622428.

It is an arithmetic number, because the mean of its divisors is an integer number (5917333560).

Almost surely, 2^40040623553 is an apocalyptic number.

It is an amenable number.

40040623553 is a deficient number, since it is larger than the sum of its proper divisors (7298044927).

40040623553 is a wasteful number, since it uses less digits than its factorization.

40040623553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197244487.

The product of its (nonzero) digits is 43200, while the sum is 32.

The spelling of 40040623553 in words is "forty billion, forty million, six hundred twenty-three thousand, five hundred fifty-three".