56665535410 has 24 divisors (see below), whose sum is σ = 112113466668. Its totient is φ = 20605648800.

The previous prime is 56665535371. The next prime is 56665535411. The reversal of 56665535410 is 1453556665.

It can be written as a sum of positive squares in 2 ways, for example, as 55937453121 + 728082289 = 236511^2 + 26983^2 .

It is not an unprimeable number, because it can be changed into a prime (56665535411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23414301 + ... + 23416720.

Almost surely, 2^56665535410 is an apocalyptic number.

56665535410 is a deficient number, since it is larger than the sum of its proper divisors (55447931258).

56665535410 is a wasteful number, since it uses less digits than its factorization.

56665535410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46831050 (or 46831039 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 46.

The spelling of 56665535410 in words is "fifty-six billion, six hundred sixty-five million, five hundred thirty-five thousand, four hundred ten".