52744157752 has 96 divisors (see below), whose sum is σ = 119673786960. Its totient is φ = 21590400000.

The previous prime is 52744157743. The next prime is 52744157759. The reversal of 52744157752 is 25775144725.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 52744157696 and 52744157705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52744157759) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 566502 + ... + 653002.

Almost surely, 2^52744157752 is an apocalyptic number.

52744157752 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 52744157752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59836893480).

52744157752 is an abundant number, since it is smaller than the sum of its proper divisors (66929629208).

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

52744157752 is a wasteful number, since it uses less digits than its factorization.

52744157752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86585 (or 86568 counting only the distinct ones).

The product of its digits is 2744000, while the sum is 49.

The spelling of 52744157752 in words is "fifty-two billion, seven hundred forty-four million, one hundred fifty-seven thousand, seven hundred fifty-two".