711055521280 has 240 divisors, whose sum is σ = 1905685778304. Its totient is φ = 254069637120.

The previous prime is 711055521271. The next prime is 711055521299. The reversal of 711055521280 is 82125550117.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13385332 + ... + 13438348.

Almost surely, 2^711055521280 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 711055521280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (952842889152).

711055521280 is an abundant number, since it is smaller than the sum of its proper divisors (1194630257024).

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

711055521280 is a wasteful number, since it uses less digits than its factorization.

711055521280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53097 (or 53068 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 37.

The spelling of 711055521280 in words is "seven hundred eleven billion, fifty-five million, five hundred twenty-one thousand, two hundred eighty".