5457477897 has 64 divisors (see below), whose sum is σ = 8752665600. Its totient is φ = 3353333760.

The previous prime is 5457477889. The next prime is 5457477917. The reversal of 5457477897 is 7987747545.

5457477897 is a `hidden beast` number, since 54 + 574 + 7 + 7 + 8 + 9 + 7 = 666.

It is not a de Polignac number, because 5457477897 - 2³ = 5457477889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5457477847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1507033 + ... + 1510649.

It is an arithmetic number, because the mean of its divisors is an integer number (136760400).

Almost surely, 2^5457477897 is an apocalyptic number.

It is an amenable number.

5457477897 is a deficient number, since it is larger than the sum of its proper divisors (3295187703).

5457477897 is a wasteful number, since it uses less digits than its factorization.

5457477897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3743 (or 3737 counting only the distinct ones).

The product of its digits is 69148800, while the sum is 63.

The square root of 5457477897 is about 73874.7446493049. The cubic root of 5457477897 is about 1760.6133684490.

The spelling of 5457477897 in words is "five billion, four hundred fifty-seven million, four hundred seventy-seven thousand, eight hundred ninety-seven".