701165256528 has 160 divisors (see below), whose sum is σ = 2063667916800. Its totient is φ = 203064491520.

The previous prime is 701165256527. The next prime is 701165256529. The reversal of 701165256528 is 825652561107.

It is an interprime number because it is at equal distance from previous prime (701165256527) and next prime (701165256529).

It is a super-2 number, since 2×701165256528² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701165256523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14706873 + ... + 14754471.

It is an arithmetic number, because the mean of its divisors is an integer number (12897924480).

Almost surely, 2^701165256528 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 701165256528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031833958400).

701165256528 is an abundant number, since it is smaller than the sum of its proper divisors (1362502660272).

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

701165256528 is a wasteful number, since it uses less digits than its factorization.

701165256528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48857 (or 48851 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 701165256528 in words is "seven hundred one billion, one hundred sixty-five million, two hundred fifty-six thousand, five hundred twenty-eight".