53466042591 has 12 divisors (see below), whose sum is σ = 83169399768. Its totient is φ = 32902179984.

The previous prime is 53466042583. The next prime is 53466042601. The reversal of 53466042591 is 19524066435.

53466042591 is a `hidden beast` number, since 5 + 34 + 6 + 604 + 2 + 5 + 9 + 1 = 666.

It is not a de Polignac number, because 53466042591 - 2³ = 53466042583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53466042551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228487245 + ... + 228487478.

It is an arithmetic number, because the mean of its divisors is an integer number (6930783314).

Almost surely, 2^53466042591 is an apocalyptic number.

53466042591 is a deficient number, since it is larger than the sum of its proper divisors (29703357177).

53466042591 is a wasteful number, since it uses less digits than its factorization.

53466042591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456974742 (or 456974739 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 53466042591 in words is "fifty-three billion, four hundred sixty-six million, forty-two thousand, five hundred ninety-one".