53567946432 has 1568 divisors, whose sum is σ = 226859372544. Its totient is φ = 12093235200.

The previous prime is 53567946389. The next prime is 53567946491. The reversal of 53567946432 is 23464976535.

53567946432 is a `hidden beast` number, since 5 + 3 + 567 + 9 + 46 + 4 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 223 ways as a sum of consecutive naturals, for example, 1447782318 + ... + 1447782354.

Almost surely, 2^53567946432 is an apocalyptic number.

53567946432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53567946432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113429686272).

53567946432 is an abundant number, since it is smaller than the sum of its proper divisors (173291426112).

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

53567946432 is a wasteful number, since it uses less digits than its factorization.

53567946432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 104 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 54.

It can be divided in two parts, 53567 and 946432, that added together give a palindrome (999999).

The spelling of 53567946432 in words is "fifty-three billion, five hundred sixty-seven million, nine hundred forty-six thousand, four hundred thirty-two".