2552415100 has 36 divisors (see below), whose sum is σ = 5542332768. Its totient is φ = 1020304000.

The previous prime is 2552415091. The next prime is 2552415127. The reversal of 2552415100 is 15142552.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164685 + ... + 179515.

It is an arithmetic number, because the mean of its divisors is an integer number (153953688).

Almost surely, 2^2552415100 is an apocalyptic number.

2552415100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2552415100 is an abundant number, since it is smaller than the sum of its proper divisors (2989917668).

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

2552415100 is a wasteful number, since it uses less digits than its factorization.

2552415100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16566 (or 16559 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 2552415100 is about 50521.4320857990. The cubic root of 2552415100 is about 1366.6283795210.

Adding to 2552415100 its reverse (15142552), we get a palindrome (2567557652).

The spelling of 2552415100 in words is "two billion, five hundred fifty-two million, four hundred fifteen thousand, one hundred".