57126613645 has 8 divisors (see below), whose sum is σ = 68643221760. Its totient is φ = 45640434000.

The previous prime is 57126613639. The next prime is 57126613711. The reversal of 57126613645 is 54631662175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 57126613645 - 2³ = 57126613637 is a prime.

It is a super-3 number, since 3×57126613645³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57126613595 and 57126613604.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7602985 + ... + 7610494.

It is an arithmetic number, because the mean of its divisors is an integer number (8580402720).

Almost surely, 2^57126613645 is an apocalyptic number.

It is an amenable number.

57126613645 is a deficient number, since it is larger than the sum of its proper divisors (11516608115).

57126613645 is a wasteful number, since it uses less digits than its factorization.

57126613645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15214235.

The product of its digits is 907200, while the sum is 46.

The spelling of 57126613645 in words is "fifty-seven billion, one hundred twenty-six million, six hundred thirteen thousand, six hundred forty-five".