56665353041 has 16 divisors (see below), whose sum is σ = 62009782848. Its totient is φ = 51353332800.

The previous prime is 56665353011. The next prime is 56665353083. The reversal of 56665353041 is 14035356665.

It is a de Polignac number, because none of the positive numbers 2^k-56665353041 is a prime.

It is a super-2 number, since 2×56665353041² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56665352983 and 56665353001.

It is not an unprimeable number, because it can be changed into a prime (56665353011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5466035 + ... + 5476391.

It is an arithmetic number, because the mean of its divisors is an integer number (3875611428).

Almost surely, 2^56665353041 is an apocalyptic number.

It is an amenable number.

56665353041 is a deficient number, since it is larger than the sum of its proper divisors (5344429807).

56665353041 is a wasteful number, since it uses less digits than its factorization.

56665353041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11872.

The product of its (nonzero) digits is 972000, while the sum is 44.

The spelling of 56665353041 in words is "fifty-six billion, six hundred sixty-five million, three hundred fifty-three thousand, forty-one".