2550624258 has 128 divisors (see below), whose sum is σ = 6735052800. Its totient is φ = 625128192.

The previous prime is 2550624229. The next prime is 2550624281. The reversal of 2550624258 is 8524260552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 547503 + ... + 552141.

It is an arithmetic number, because the mean of its divisors is an integer number (52617600).

Almost surely, 2^2550624258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2550624258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3367526400).

2550624258 is an abundant number, since it is smaller than the sum of its proper divisors (4184428542).

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

2550624258 is a wasteful number, since it uses less digits than its factorization.

2550624258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736.

The product of its (nonzero) digits is 192000, while the sum is 39.

The square root of 2550624258 is about 50503.7053888128. The cubic root of 2550624258 is about 1366.3086838578.

The spelling of 2550624258 in words is "two billion, five hundred fifty million, six hundred twenty-four thousand, two hundred fifty-eight".