53553555707 has 4 divisors (see below), whose sum is σ = 53975237376. Its totient is φ = 53131874040.

The previous prime is 53553555683. The next prime is 53553555749. The reversal of 53553555707 is 70755535535.

53553555707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53553555707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53553555607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210840644 + ... + 210840897.

It is an arithmetic number, because the mean of its divisors is an integer number (13493809344).

Almost surely, 2^53553555707 is an apocalyptic number.

53553555707 is a deficient number, since it is larger than the sum of its proper divisors (421681669).

53553555707 is a wasteful number, since it uses less digits than its factorization.

53553555707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421681668.

The product of its (nonzero) digits is 6890625, while the sum is 50.

The spelling of 53553555707 in words is "fifty-three billion, five hundred fifty-three million, five hundred fifty-five thousand, seven hundred seven".