4556276640 has 72 divisors (see below), whose sum is σ = 15548298948. Its totient is φ = 1215006720.

The previous prime is 4556276633. The next prime is 4556276693. The reversal of 4556276640 is 466726554.

4556276640 is a `hidden beast` number, since 45 + 562 + 7 + 6 + 6 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4263045264 + 293231376 = 65292^2 + 17124^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1580601 + ... + 1583480.

Almost surely, 2^4556276640 is an apocalyptic number.

4556276640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4556276640 is an abundant number, since it is smaller than the sum of its proper divisors (10992022308).

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

4556276640 is a wasteful number, since it uses less digits than its factorization.

4556276640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3164102 (or 3164091 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 4556276640 is about 67500.1973330449. The cubic root of 4556276640 is about 1657.8174054139.

The spelling of 4556276640 in words is "four billion, five hundred fifty-six million, two hundred seventy-six thousand, six hundred forty".