5657412081 has 8 divisors (see below), whose sum is σ = 7617901824. Its totient is φ = 3734265200.

The previous prime is 5657412077. The next prime is 5657412109. The reversal of 5657412081 is 1802147565.

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

It is a cyclic number.

It is not a de Polignac number, because 5657412081 - 2² = 5657412077 is a prime.

It is a super-2 number, since 2×5657412081² = 64012622908489501122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5657410081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9335361 + ... + 9335966.

It is an arithmetic number, because the mean of its divisors is an integer number (952237728).

Almost surely, 2^5657412081 is an apocalyptic number.

It is an amenable number.

5657412081 is a deficient number, since it is larger than the sum of its proper divisors (1960489743).

5657412081 is a wasteful number, since it uses less digits than its factorization.

5657412081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18671431.

The product of its (nonzero) digits is 67200, while the sum is 39.

The square root of 5657412081 is about 75215.7701615825. The cubic root of 5657412081 is about 1781.8560029938.

The spelling of 5657412081 in words is "five billion, six hundred fifty-seven million, four hundred twelve thousand, eighty-one".