709551360 has 432 divisors, whose sum is σ = 2936001600. Its totient is φ = 161796096.

The previous prime is 709551341. The next prime is 709551397. The reversal of 709551360 is 63155907.

It is a happy number.

709551360 is a `hidden beast` number, since 70 + 9 + 551 + 36 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1693231 + ... + 1693649.

It is an arithmetic number, because the mean of its divisors is an integer number (6796300).

Almost surely, 2^709551360 is an apocalyptic number.

709551360 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 709551360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468000800).

709551360 is an abundant number, since it is smaller than the sum of its proper divisors (2226450240).

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

709551360 is a wasteful number, since it uses less digits than its factorization.

709551360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 36.

The square root of 709551360 is about 26637.4052790432. The cubic root of 709551360 is about 891.9241960692.

The spelling of 709551360 in words is "seven hundred nine million, five hundred fifty-one thousand, three hundred sixty".