52043541440 has 112 divisors (see below), whose sum is σ = 142310632320. Its totient is φ = 17928852480.

The previous prime is 52043541409. The next prime is 52043541443. The reversal of 52043541440 is 4414534025.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 52043541397 and 52043541406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52043541443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 322202 + ... + 455961.

Almost surely, 2^52043541440 is an apocalyptic number.

It is an amenable number.

52043541440 is an abundant number, since it is smaller than the sum of its proper divisors (90267090880).

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

52043541440 is a wasteful number, since it uses less digits than its factorization.

52043541440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778210 (or 778200 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The spelling of 52043541440 in words is "fifty-two billion, forty-three million, five hundred forty-one thousand, four hundred forty".