53696474559 has 80 divisors (see below), whose sum is σ = 102128685120. Its totient is φ = 27346636800.

The previous prime is 53696474467. The next prime is 53696474569. The reversal of 53696474559 is 95547469635.

53696474559 is a `hidden beast` number, since 5 + 3 + 6 + 9 + 6 + 4 + 74 + 559 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-53696474559 is a prime.

It is a super-2 number, since 2×53696474559² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 53696474496 and 53696474505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53696474569) 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 79 ways as a sum of consecutive naturals, for example, 88159 + ... + 339359.

It is an arithmetic number, because the mean of its divisors is an integer number (1276608564).

Almost surely, 2^53696474559 is an apocalyptic number.

53696474559 is a deficient number, since it is larger than the sum of its proper divisors (48432210561).

53696474559 is a wasteful number, since it uses less digits than its factorization.

53696474559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251262 (or 251253 counting only the distinct ones).

The product of its digits is 122472000, while the sum is 63.

The spelling of 53696474559 in words is "fifty-three billion, six hundred ninety-six million, four hundred seventy-four thousand, five hundred fifty-nine".