4656378444 has 48 divisors (see below), whose sum is σ = 10913585760. Its totient is φ = 1545187840.

The previous prime is 4656378439. The next prime is 4656378449. The reversal of 4656378444 is 4448736564.

It is an interprime number because it is at equal distance from previous prime (4656378439) and next prime (4656378449).

It is a super-2 number, since 2×4656378444² = 43363720427495722272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4656378449) 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, 3611752 + ... + 3613040.

It is an arithmetic number, because the mean of its divisors is an integer number (227366370).

Almost surely, 2^4656378444 is an apocalyptic number.

It is an amenable number.

4656378444 is an abundant number, since it is smaller than the sum of its proper divisors (6257207316).

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

4656378444 is a wasteful number, since it uses less digits than its factorization.

4656378444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 2408 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 51.

The square root of 4656378444 is about 68237.6614781017. The cubic root of 4656378444 is about 1669.8703622461.

The spelling of 4656378444 in words is "four billion, six hundred fifty-six million, three hundred seventy-eight thousand, four hundred forty-four".