55696536 has 72 divisors (see below), whose sum is σ = 175483620. Its totient is φ = 15912288.

The previous prime is 55696523. The next prime is 55696541. The reversal of 55696536 is 63569655.

55696536 is a `hidden beast` number, since 55 + 69 + 6 + 536 = 666.

55696536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 55696491 and 55696500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4366 + ... + 11421.

Almost surely, 2^55696536 is an apocalyptic number.

55696536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

55696536 is an abundant number, since it is smaller than the sum of its proper divisors (119787084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55696536 is a wasteful number, since it uses less digits than its factorization.

55696536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15813 (or 15799 counting only the distinct ones).

The product of its digits is 729000, while the sum is 45.

The square root of 55696536 is about 7463.0111885217. The cubic root of 55696536 is about 381.8939061930.

The spelling of 55696536 in words is "fifty-five million, six hundred ninety-six thousand, five hundred thirty-six".