220330378164 has 48 divisors (see below), whose sum is σ = 553829312960. Its totient is φ = 67772090880.

The previous prime is 220330378153. The next prime is 220330378171. The reversal of 220330378164 is 461873033022.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260607 + ... + 713145.

Almost surely, 2^220330378164 is an apocalyptic number.

It is an amenable number.

220330378164 is an abundant number, since it is smaller than the sum of its proper divisors (333498934796).

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

220330378164 is a wasteful number, since it uses less digits than its factorization.

220330378164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455680 (or 455678 counting only the distinct ones).

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

The spelling of 220330378164 in words is "two hundred twenty billion, three hundred thirty million, three hundred seventy-eight thousand, one hundred sixty-four".