53699464661 has 8 divisors (see below), whose sum is σ = 54556360320. Its totient is φ = 52846998048.

The previous prime is 53699464607. The next prime is 53699464703. The reversal of 53699464661 is 16646499635.

53699464661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53699464661 - 2²² = 53695270357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53699464661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53699464961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082816 + ... + 1131321.

It is an arithmetic number, because the mean of its divisors is an integer number (6819545040).

Almost surely, 2^53699464661 is an apocalyptic number.

It is an amenable number.

53699464661 is a deficient number, since it is larger than the sum of its proper divisors (856895659).

53699464661 is a wasteful number, since it uses less digits than its factorization.

53699464661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2214523.

The product of its digits is 25194240, while the sum is 59.

The spelling of 53699464661 in words is "fifty-three billion, six hundred ninety-nine million, four hundred sixty-four thousand, six hundred sixty-one".