78697571703 has 8 divisors (see below), whose sum is σ = 104934805488. Its totient is φ = 52462692864.

The previous prime is 78697571669. The next prime is 78697571723. The reversal of 78697571703 is 30717579687.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 78697571703 - 2⁶ = 78697571639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78697571723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 509226 + ... + 645527.

It is an arithmetic number, because the mean of its divisors is an integer number (13116850686).

Almost surely, 2^78697571703 is an apocalyptic number.

78697571703 is a deficient number, since it is larger than the sum of its proper divisors (26237233785).

78697571703 is a wasteful number, since it uses less digits than its factorization.

78697571703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177473.

The product of its (nonzero) digits is 15558480, while the sum is 60.

The spelling of 78697571703 in words is "seventy-eight billion, six hundred ninety-seven million, five hundred seventy-one thousand, seven hundred three".