220723699474 has 16 divisors (see below), whose sum is σ = 331492330008. Its totient is φ = 110226327552.

The previous prime is 220723699457. The next prime is 220723699487. The reversal of 220723699474 is 474996327022.

It can be written as a sum of positive squares in 4 ways, for example, as 206291281249 + 14432418225 = 454193^2 + 120135^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6987564 + ... + 7019080.

Almost surely, 2^220723699474 is an apocalyptic number.

220723699474 is a deficient number, since it is larger than the sum of its proper divisors (110768630534).

220723699474 is a wasteful number, since it uses less digits than its factorization.

220723699474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35709.

The product of its (nonzero) digits is 9144576, while the sum is 55.

The spelling of 220723699474 in words is "two hundred twenty billion, seven hundred twenty-three million, six hundred ninety-nine thousand, four hundred seventy-four".