5278909357260 has 864 divisors, whose sum is σ = 21203098914816. Its totient is φ = 1078882675200.

The previous prime is 5278909357223. The next prime is 5278909357273. The reversal of 5278909357260 is 627539098725.

5278909357260 is a `hidden beast` number, since 5 + 278 + 9 + 0 + 9 + 357 + 2 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 251091109 + ... + 251112131.

It is an arithmetic number, because the mean of its divisors is an integer number (24540623744).

Almost surely, 2^{5278909357260} 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 5278909357260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10601549457408).

5278909357260 is an abundant number, since it is smaller than the sum of its proper divisors (15924189557556).

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

5278909357260 is a wasteful number, since it uses less digits than its factorization.

5278909357260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21137 (or 21112 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 63.

The spelling of 5278909357260 in words is "five trillion, two hundred seventy-eight billion, nine hundred nine million, three hundred fifty-seven thousand, two hundred sixty".