220676630451 has 8 divisors (see below), whose sum is σ = 297960007680. Its totient is φ = 145255503432.

The previous prime is 220676630441. The next prime is 220676630453. The reversal of 220676630451 is 154036676022.

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

It is not a de Polignac number, because 220676630451 - 2⁶ = 220676630387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220676630453) 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, 465562275 + ... + 465562748.

It is an arithmetic number, because the mean of its divisors is an integer number (37245000960).

Almost surely, 2^220676630451 is an apocalyptic number.

220676630451 is a deficient number, since it is larger than the sum of its proper divisors (77283377229).

220676630451 is an equidigital number, since it uses as much as digits as its factorization.

220676630451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931125105.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 220676630451 in words is "two hundred twenty billion, six hundred seventy-six million, six hundred thirty thousand, four hundred fifty-one".