5023523453440 has 160 divisors (see below), whose sum is σ = 12077993816064. Its totient is φ = 2003860684800.

The previous prime is 5023523453411. The next prime is 5023523453449. The reversal of 5023523453440 is 443543253205.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 5023523453393 and 5023523453402.

It is not an unprimeable number, because it can be changed into a prime (5023523453449) 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, 2574844465 + ... + 2574846415.

Almost surely, 2^{5023523453440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5023523453440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6038996908032).

5023523453440 is an abundant number, since it is smaller than the sum of its proper divisors (7054470362624).

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

5023523453440 is a wasteful number, since it uses less digits than its factorization.

5023523453440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238 (or 4222 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 40.

The spelling of 5023523453440 in words is "five trillion, twenty-three billion, five hundred twenty-three million, four hundred fifty-three thousand, four hundred forty".