220314307638 has 8 divisors (see below), whose sum is σ = 440628615288. Its totient is φ = 73438102544.

The previous prime is 220314307559. The next prime is 220314307649. The reversal of 220314307638 is 836703413022.

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

220314307638 is an admirable number.

It is a super-2 number, since 2×220314307638² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220314307596 and 220314307605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18359525631 + ... + 18359525642.

It is an arithmetic number, because the mean of its divisors is an integer number (55078576911).

Almost surely, 2^220314307638 is an apocalyptic number.

220314307638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220314307638 is a wasteful number, since it uses less digits than its factorization.

220314307638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36719051278.

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 220314307638 in words is "two hundred twenty billion, three hundred fourteen million, three hundred seven thousand, six hundred thirty-eight".