40027003452021 has 4 divisors (see below), whose sum is σ = 53369337936032. Its totient is φ = 26684668968012.

The previous prime is 40027003452001. The next prime is 40027003452053. The reversal of 40027003452021 is 12025430072004.

40027003452021 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 not a de Polignac number, because 40027003452021 - 2⁵ = 40027003451989 is a prime.

It is a super-2 number, since 2×40027003452021² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40027003452021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40027003452001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6671167242001 + ... + 6671167242006.

It is an arithmetic number, because the mean of its divisors is an integer number (13342334484008).

Almost surely, 2^{40027003452021} is an apocalyptic number.

It is an amenable number.

40027003452021 is a deficient number, since it is larger than the sum of its proper divisors (13342334484011).

40027003452021 is a wasteful number, since it uses less digits than its factorization.

40027003452021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13342334484010.

The product of its (nonzero) digits is 13440, while the sum is 30.

The spelling of 40027003452021 in words is "forty trillion, twenty-seven billion, three million, four hundred fifty-two thousand, twenty-one".