220464240451 has 8 divisors (see below), whose sum is σ = 271340603744. Its totient is φ = 174433245120.

The previous prime is 220464240439. The next prime is 220464240553. The reversal of 220464240451 is 154042464022.

220464240451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 220464240451 - 2⁷ = 220464240323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220464210451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1211341890 + ... + 1211342071.

It is an arithmetic number, because the mean of its divisors is an integer number (33917575468).

Almost surely, 2^220464240451 is an apocalyptic number.

220464240451 is a deficient number, since it is larger than the sum of its proper divisors (50876363293).

220464240451 is a wasteful number, since it uses less digits than its factorization.

220464240451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422683981.

The product of its (nonzero) digits is 61440, while the sum is 34.

The spelling of 220464240451 in words is "two hundred twenty billion, four hundred sixty-four million, two hundred forty thousand, four hundred fifty-one".