40495553 has 4 divisors (see below), whose sum is σ = 46280640. Its totient is φ = 34710468.

The previous prime is 40495549. The next prime is 40495573. The reversal of 40495553 is 35559404.

40495553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40495553 - 2² = 40495549 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40495523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2892533 + ... + 2892546.

It is an arithmetic number, because the mean of its divisors is an integer number (11570160).

Almost surely, 2^40495553 is an apocalyptic number.

It is an amenable number.

40495553 is a deficient number, since it is larger than the sum of its proper divisors (5785087).

40495553 is an equidigital number, since it uses as much as digits as its factorization.

40495553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5785086.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 40495553 is about 6363.6116317701. The cubic root of 40495553 is about 343.4017030609.

The spelling of 40495553 in words is "forty million, four hundred ninety-five thousand, five hundred fifty-three".