4557438468 has 36 divisors (see below), whose sum is σ = 12567482928. Its totient is φ = 1381041840.

The previous prime is 4557438467. The next prime is 4557438469. The reversal of 4557438468 is 8648347554.

It is a happy number.

4557438468 is a `hidden beast` number, since 4 + 5 + 574 + 3 + 8 + 4 + 68 = 666.

It is an interprime number because it is at equal distance from previous prime (4557438467) and next prime (4557438469).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (4557438461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5753946 + ... + 5754737.

It is an arithmetic number, because the mean of its divisors is an integer number (349096748).

Almost surely, 2^4557438468 is an apocalyptic number.

It is an amenable number.

4557438468 is an abundant number, since it is smaller than the sum of its proper divisors (8010044460).

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

4557438468 is a wasteful number, since it uses less digits than its factorization.

4557438468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11508704 (or 11508699 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 54.

The square root of 4557438468 is about 67508.8028926599. The cubic root of 4557438468 is about 1657.9583051837.

The spelling of 4557438468 in words is "four billion, five hundred fifty-seven million, four hundred thirty-eight thousand, four hundred sixty-eight".