40026727054391 has 8 divisors (see below), whose sum is σ = 49903451912064. Its totient is φ = 31189657444920.

The previous prime is 40026727054387. The next prime is 40026727054409. The reversal of 40026727054391 is 19345072762004.

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 40026727054391 - 2² = 40026727054387 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 (40026727054291) 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, 259913811965 + ... + 259913812118.

It is an arithmetic number, because the mean of its divisors is an integer number (6237931489008).

Almost surely, 2^{40026727054391} is an apocalyptic number.

40026727054391 is a deficient number, since it is larger than the sum of its proper divisors (9876724857673).

40026727054391 is a wasteful number, since it uses less digits than its factorization.

40026727054391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519827624101.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 40026727054391 in words is "forty trillion, twenty-six billion, seven hundred twenty-seven million, fifty-four thousand, three hundred ninety-one".