70338767064 has 64 divisors (see below), whose sum is σ = 180334218240. Its totient is φ = 22852093440.

The previous prime is 70338767033. The next prime is 70338767071. The reversal of 70338767064 is 46076783307.

It is a junction number, because it is equal to n+sod(n) for n = 70338766998 and 70338767016.

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, 142477 + ... + 401219.

It is an arithmetic number, because the mean of its divisors is an integer number (2817722160).

Almost surely, 2^70338767064 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 70338767064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90167109120).

70338767064 is an abundant number, since it is smaller than the sum of its proper divisors (109995451176).

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

70338767064 is a wasteful number, since it uses less digits than its factorization.

70338767064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259040 (or 259036 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 51.

The spelling of 70338767064 in words is "seventy billion, three hundred thirty-eight million, seven hundred sixty-seven thousand, sixty-four".