2523445120 has 192 divisors, whose sum is σ = 7128196560. Its totient is φ = 851558400.

The previous prime is 2523445109. The next prime is 2523445129. The reversal of 2523445120 is 215443252.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523445129) 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, 2100520 + ... + 2101720.

Almost surely, 2^2523445120 is an apocalyptic number.

2523445120 is a gapful number since it is divisible by the number (20) 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 2523445120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3564098280).

2523445120 is an abundant number, since it is smaller than the sum of its proper divisors (4604751440).

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

2523445120 is a wasteful number, since it uses less digits than its factorization.

2523445120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 2523445120 is about 50233.9040887726. The cubic root of 2523445120 is about 1361.4382708051.

Adding to 2523445120 its reverse (215443252), we get a palindrome (2738888372).

The spelling of 2523445120 in words is "two billion, five hundred twenty-three million, four hundred forty-five thousand, one hundred twenty".