70064737760 has 96 divisors (see below), whose sum is σ = 171699121440. Its totient is φ = 26986272768.

The previous prime is 70064737759. The next prime is 70064737777. The reversal of 70064737760 is 6773746007.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1710479 + ... + 1750961.

It is an arithmetic number, because the mean of its divisors is an integer number (1788532515).

Almost surely, 2^70064737760 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 70064737760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85849560720).

70064737760 is an abundant number, since it is smaller than the sum of its proper divisors (101634383680).

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

70064737760 is a wasteful number, since it uses less digits than its factorization.

70064737760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40900 (or 40892 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 47.

The spelling of 70064737760 in words is "seventy billion, sixty-four million, seven hundred thirty-seven thousand, seven hundred sixty".