710121640 has 96 divisors (see below), whose sum is σ = 1674756000. Its totient is φ = 270901760.

The previous prime is 710121617. The next prime is 710121661. The reversal of 710121640 is 46121017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3967071 + ... + 3967249.

It is an arithmetic number, because the mean of its divisors is an integer number (17445375).

Almost surely, 2^710121640 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 710121640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (837378000).

710121640 is an abundant number, since it is smaller than the sum of its proper divisors (964634360).

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

710121640 is a wasteful number, since it uses less digits than its factorization.

710121640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 710121640 is about 26648.1076251204. The cubic root of 710121640 is about 892.1630842598.

Adding to 710121640 its reverse (46121017), we get a palindrome (756242657).

The spelling of 710121640 in words is "seven hundred ten million, one hundred twenty-one thousand, six hundred forty".