557439494385 has 16 divisors (see below), whose sum is σ = 891964394496. Its totient is φ = 297280662528.

The previous prime is 557439494321. The next prime is 557439494401. The reversal of 557439494385 is 583494934755.

It is not a de Polignac number, because 557439494385 - 2⁶ = 557439494321 is a prime.

It is a super-3 number, since 3×557439494385³ (a number of 36 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047889 + ... + 1487598.

It is an arithmetic number, because the mean of its divisors is an integer number (55747774656).

Almost surely, 2^557439494385 is an apocalyptic number.

It is an amenable number.

557439494385 is a deficient number, since it is larger than the sum of its proper divisors (334524900111).

557439494385 is a wasteful number, since it uses less digits than its factorization.

557439494385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550152.

The product of its digits is 326592000, while the sum is 66.

The spelling of 557439494385 in words is "five hundred fifty-seven billion, four hundred thirty-nine million, four hundred ninety-four thousand, three hundred eighty-five".