53375451732 has 18 divisors (see below), whose sum is σ = 134921280858. Its totient is φ = 17791817232.

The previous prime is 53375451713. The next prime is 53375451739. The reversal of 53375451732 is 23715457335.

53375451732 is a `hidden beast` number, since 5 + 3 + 37 + 545 + 1 + 73 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 32787793476 + 20587658256 = 181074^2 + 143484^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53375451739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 741325683 + ... + 741325754.

Almost surely, 2^53375451732 is an apocalyptic number.

It is an amenable number.

53375451732 is an abundant number, since it is smaller than the sum of its proper divisors (81545829126).

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

53375451732 is a wasteful number, since it uses less digits than its factorization.

53375451732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482651447 (or 1482651442 counting only the distinct ones).

The product of its digits is 1323000, while the sum is 45.

The spelling of 53375451732 in words is "fifty-three billion, three hundred seventy-five million, four hundred fifty-one thousand, seven hundred thirty-two".