53894399461 has 12 divisors (see below), whose sum is σ = 63030719136. Its totient is φ = 45117520560.

The previous prime is 53894399459. The next prime is 53894399519. The reversal of 53894399461 is 16499349835.

53894399461 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 53894399461 - 2¹ = 53894399459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53894399461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53894399401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4020991 + ... + 4034371.

It is an arithmetic number, because the mean of its divisors is an integer number (5252559928).

Almost surely, 2^53894399461 is an apocalyptic number.

It is an amenable number.

53894399461 is a deficient number, since it is larger than the sum of its proper divisors (9136319675).

53894399461 is an frugal number, since it uses more digits than its factorization.

53894399461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26812 (or 13431 counting only the distinct ones).

The product of its digits is 25194240, while the sum is 61.

The spelling of 53894399461 in words is "fifty-three billion, eight hundred ninety-four million, three hundred ninety-nine thousand, four hundred sixty-one".