711171412304340 has 384 divisors, whose sum is σ = 2218103007805440. Its totient is φ = 169068578918400.

The previous prime is 711171412304329. The next prime is 711171412304357. The reversal of 711171412304340 is 43403214171117.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 40386805456 + ... + 40386823064.

It is an arithmetic number, because the mean of its divisors is an integer number (5776309916160).

Almost surely, 2^{711171412304340} 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 711171412304340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1109051503902720).

711171412304340 is an abundant number, since it is smaller than the sum of its proper divisors (1506931595501100).

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

711171412304340 is a wasteful number, since it uses less digits than its factorization.

711171412304340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20943 (or 20941 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

Adding to 711171412304340 its reverse (43403214171117), we get a palindrome (754574626475457).

The spelling of 711171412304340 in words is "seven hundred eleven trillion, one hundred seventy-one billion, four hundred twelve million, three hundred four thousand, three hundred forty".