5225651280 has 160 divisors (see below), whose sum is σ = 18131875200. Its totient is φ = 1383257088.

The previous prime is 5225651279. The next prime is 5225651293. The reversal of 5225651280 is 821565225.

It is a happy number.

5225651280 is a `hidden beast` number, since 5 + 2 + 2 + 565 + 12 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287091 + ... + 304749.

It is an arithmetic number, because the mean of its divisors is an integer number (113324220).

Almost surely, 2^5225651280 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 5225651280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9065937600).

5225651280 is an abundant number, since it is smaller than the sum of its proper divisors (12906223920).

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

5225651280 is a wasteful number, since it uses less digits than its factorization.

5225651280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17818 (or 17806 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 5225651280 is about 72288.6663315903. Note that the first 3 decimals coincide. The cubic root of 5225651280 is about 1735.3222753967.

The spelling of 5225651280 in words is "five billion, two hundred twenty-five million, six hundred fifty-one thousand, two hundred eighty".