427544541457 has 16 divisors (see below), whose sum is σ = 468379425024. Its totient is φ = 387038250000.

The previous prime is 427544541443. The next prime is 427544541511. The reversal of 427544541457 is 754145445724.

It is a cyclic number.

It is not a de Polignac number, because 427544541457 - 2¹⁵ = 427544508689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (427544541407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13753582 + ... + 13784632.

It is an arithmetic number, because the mean of its divisors is an integer number (29273714064).

Almost surely, 2^427544541457 is an apocalyptic number.

It is an amenable number.

427544541457 is a deficient number, since it is larger than the sum of its proper divisors (40834883567).

427544541457 is a wasteful number, since it uses less digits than its factorization.

427544541457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36300.

The product of its digits is 12544000, while the sum is 52.

The spelling of 427544541457 in words is "four hundred twenty-seven billion, five hundred forty-four million, five hundred forty-one thousand, four hundred fifty-seven".