220996687395 has 16 divisors (see below), whose sum is σ = 385739672832. Its totient is φ = 107149908960.

The previous prime is 220996687393. The next prime is 220996687399. The reversal of 220996687395 is 593786699022.

It is not a de Polignac number, because 220996687395 - 2¹ = 220996687393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220996687393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 669686767 + ... + 669687096.

It is an arithmetic number, because the mean of its divisors is an integer number (24108729552).

Almost surely, 2^220996687395 is an apocalyptic number.

220996687395 is a deficient number, since it is larger than the sum of its proper divisors (164742985437).

220996687395 is a wasteful number, since it uses less digits than its factorization.

220996687395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339373882.

The product of its (nonzero) digits is 88179840, while the sum is 66.

The spelling of 220996687395 in words is "two hundred twenty billion, nine hundred ninety-six million, six hundred eighty-seven thousand, three hundred ninety-five".