55699653 has 16 divisors (see below), whose sum is σ = 78299136. Its totient is φ = 35167920.

The previous prime is 55699639. The next prime is 55699703. The reversal of 55699653 is 35699655.

55699653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55699653 - 2⁹ = 55699141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55699153) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2001 + ... + 10742.

It is an arithmetic number, because the mean of its divisors is an integer number (4893696).

Almost surely, 2^55699653 is an apocalyptic number.

It is an amenable number.

55699653 is a deficient number, since it is larger than the sum of its proper divisors (22599483).

55699653 is a wasteful number, since it uses less digits than its factorization.

55699653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12824.

The product of its digits is 1093500, while the sum is 48.

The square root of 55699653 is about 7463.2200155161. The cubic root of 55699653 is about 381.9010301615.

The spelling of 55699653 in words is "fifty-five million, six hundred ninety-nine thousand, six hundred fifty-three".