2553503430 has 64 divisors (see below), whose sum is σ = 6272199360. Its totient is φ = 665074176.

The previous prime is 2553503429. The next prime is 2553503431. The reversal of 2553503430 is 343053552.

2553503430 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2553503429) and next prime (2553503431).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553503431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 360604 + ... + 367616.

It is an arithmetic number, because the mean of its divisors is an integer number (98003115).

Almost surely, 2^2553503430 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2553503430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3136099680).

2553503430 is an abundant number, since it is smaller than the sum of its proper divisors (3718695930).

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

2553503430 is a wasteful number, since it uses less digits than its factorization.

2553503430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7305.

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 2553503430 is about 50532.2019112565. The cubic root of 2553503430 is about 1366.8225918335.

Adding to 2553503430 its reverse (343053552), we get a palindrome (2896556982).

The spelling of 2553503430 in words is "two billion, five hundred fifty-three million, five hundred three thousand, four hundred thirty".