701378828670 has 128 divisors (see below), whose sum is σ = 1820727103104. Its totient is φ = 171892998144.

The previous prime is 701378828653. The next prime is 701378828681. The reversal of 701378828670 is 76828873107.

It is a super-2 number, since 2×701378828670² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 701378828670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117816414 + ... + 117822366.

It is an arithmetic number, because the mean of its divisors is an integer number (14224430493).

Almost surely, 2^701378828670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 701378828670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910363551552).

701378828670 is an abundant number, since it is smaller than the sum of its proper divisors (1119348274434).

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

701378828670 is a wasteful number, since it uses less digits than its factorization.

701378828670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7246.

The product of its (nonzero) digits is 6322176, while the sum is 57.

The spelling of 701378828670 in words is "seven hundred one billion, three hundred seventy-eight million, eight hundred twenty-eight thousand, six hundred seventy".