40555330523 has 8 divisors (see below), whose sum is σ = 41553461376. Its totient is φ = 39557627200.

The previous prime is 40555330507. The next prime is 40555330553. The reversal of 40555330523 is 32503355504.

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

It is a cyclic number.

It is not a de Polignac number, because 40555330523 - 2⁴ = 40555330507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40555330553) 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, 89558 + ... + 298548.

It is an arithmetic number, because the mean of its divisors is an integer number (5194182672).

Almost surely, 2^40555330523 is an apocalyptic number.

40555330523 is a deficient number, since it is larger than the sum of its proper divisors (998130853).

40555330523 is a wasteful number, since it uses less digits than its factorization.

40555330523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213765.

The product of its (nonzero) digits is 135000, while the sum is 35.

The spelling of 40555330523 in words is "forty billion, five hundred fifty-five million, three hundred thirty thousand, five hundred twenty-three".