57022745427 has 24 divisors (see below), whose sum is σ = 83844072000. Its totient is φ = 37337424768.

The previous prime is 57022745419. The next prime is 57022745453. The reversal of 57022745427 is 72454722075.

57022745427 is a `hidden beast` number, since 570 + 2 + 2 + 7 + 4 + 54 + 27 = 666.

It is not a de Polignac number, because 57022745427 - 2³ = 57022745419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57022745477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24552 + ... + 338597.

It is an arithmetic number, because the mean of its divisors is an integer number (3493503000).

Almost surely, 2^57022745427 is an apocalyptic number.

57022745427 is a deficient number, since it is larger than the sum of its proper divisors (26821326573).

57022745427 is a wasteful number, since it uses less digits than its factorization.

57022745427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363467 (or 363464 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 45.

The spelling of 57022745427 in words is "fifty-seven billion, twenty-two million, seven hundred forty-five thousand, four hundred twenty-seven".