40534144501 has 4 divisors (see below), whose sum is σ = 40541106592. Its totient is φ = 40527182412.

The previous prime is 40534144447. The next prime is 40534144517. The reversal of 40534144501 is 10544143504.

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 40534144501 - 2⁹ = 40534143989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40534144601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3472305 + ... + 3483958.

It is an arithmetic number, because the mean of its divisors is an integer number (10135276648).

Almost surely, 2^40534144501 is an apocalyptic number.

It is an amenable number.

40534144501 is a deficient number, since it is larger than the sum of its proper divisors (6962091).

40534144501 is an equidigital number, since it uses as much as digits as its factorization.

40534144501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6962090.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 40534144501 in words is "forty billion, five hundred thirty-four million, one hundred forty-four thousand, five hundred one".