4056620553 has 12 divisors (see below), whose sum is σ = 5902335348. Its totient is φ = 2684672640.

The previous prime is 4056620531. The next prime is 4056620567. The reversal of 4056620553 is 3550266504.

It is a happy number.

4056620553 is a `hidden beast` number, since 40 + 5 + 6 + 62 + 0 + 553 = 666.

4056620553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2201767929 + 1854852624 = 46923^2 + 43068^2 .

It is not a de Polignac number, because 4056620553 - 2⁶ = 4056620489 is a prime.

It is a super-2 number, since 2×4056620553² = 32912340622044051618, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4056620753) 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, 1643788 + ... + 1646253.

It is an arithmetic number, because the mean of its divisors is an integer number (491861279).

Almost surely, 2^4056620553 is an apocalyptic number.

It is an amenable number.

4056620553 is a deficient number, since it is larger than the sum of its proper divisors (1845714795).

4056620553 is a wasteful number, since it uses less digits than its factorization.

4056620553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290184 (or 3290181 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 4056620553 is about 63691.6050433650. The cubic root of 4056620553 is about 1594.8559472632.

The spelling of 4056620553 in words is "four billion, fifty-six million, six hundred twenty thousand, five hundred fifty-three".