53532076689648 has 80 divisors (see below), whose sum is σ = 157809775673760. Its totient is φ = 17361754596864.

The previous prime is 53532076689613. The next prime is 53532076689673. The reversal of 53532076689648 is 84698667023535.

53532076689648 is a `hidden beast` number, since 5 + 3 + 532 + 0 + 7 + 6 + 6 + 89 + 6 + 4 + 8 = 666.

It is a super-2 number, since 2×53532076689648² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1674535965 + ... + 1674567932.

It is an arithmetic number, because the mean of its divisors is an integer number (1972622195922).

Almost surely, 2^{53532076689648} is an apocalyptic number.

It is an amenable number.

53532076689648 is an abundant number, since it is smaller than the sum of its proper divisors (104277698984112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53532076689648 is a wasteful number, since it uses less digits than its factorization.

53532076689648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349103951 (or 3349103939 counting only the distinct ones).

The product of its (nonzero) digits is 1567641600, while the sum is 72.

The spelling of 53532076689648 in words is "fifty-three trillion, five hundred thirty-two billion, seventy-six million, six hundred eighty-nine thousand, six hundred forty-eight".