701378865 has 32 divisors (see below), whose sum is σ = 1360252800. Its totient is φ = 340061760.

The previous prime is 701378789. The next prime is 701378879. The reversal of 701378865 is 568873107.

It is not a de Polignac number, because 701378865 - 2¹⁰ = 701377841 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 701378865.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234670 + ... + 237639.

It is an arithmetic number, because the mean of its divisors is an integer number (42507900).

Almost surely, 2^701378865 is an apocalyptic number.

It is an amenable number.

701378865 is a deficient number, since it is larger than the sum of its proper divisors (658873935).

701378865 is a wasteful number, since it uses less digits than its factorization.

701378865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472334 (or 472328 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 701378865 is about 26483.5583900653. The cubic root of 701378865 is about 888.4866192435.

The spelling of 701378865 in words is "seven hundred one million, three hundred seventy-eight thousand, eight hundred sixty-five".