40026727054445 has 4 divisors (see below), whose sum is σ = 48032072465340. Its totient is φ = 32021381643552.

The previous prime is 40026727054441. The next prime is 40026727054529. The reversal of 40026727054445 is 54445072762004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12669705659209 + 27357021395236 = 3559453^2 + 5230394^2 .

It is a cyclic number.

It is not a de Polignac number, because 40026727054445 - 2² = 40026727054441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40026727054393 and 40026727054402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40026727054441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4002672705440 + ... + 4002672705449.

It is an arithmetic number, because the mean of its divisors is an integer number (12008018116335).

Almost surely, 2^{40026727054445} is an apocalyptic number.

It is an amenable number.

40026727054445 is a deficient number, since it is larger than the sum of its proper divisors (8005345410895).

40026727054445 is an equidigital number, since it uses as much as digits as its factorization.

40026727054445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8005345410894.

The product of its (nonzero) digits is 7526400, while the sum is 50.

The spelling of 40026727054445 in words is "forty trillion, twenty-six billion, seven hundred twenty-seven million, fifty-four thousand, four hundred forty-five".