3646514020 has 12 divisors (see below), whose sum is σ = 7657679484. Its totient is φ = 1458605600.

The previous prime is 3646514017. The next prime is 3646514087. The reversal of 3646514020 is 204156463.

3646514020 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 2136103524 + 1510410496 = 46218^2 + 38864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91162831 + ... + 91162870.

It is an arithmetic number, because the mean of its divisors is an integer number (638139957).

Almost surely, 2^3646514020 is an apocalyptic number.

It is an amenable number.

3646514020 is an abundant number, since it is smaller than the sum of its proper divisors (4011165464).

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

3646514020 is a wasteful number, since it uses less digits than its factorization.

3646514020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182325710 (or 182325708 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 3646514020 is about 60386.3728004920. The cubic root of 3646514020 is about 1539.1914038124.

The spelling of 3646514020 in words is "three billion, six hundred forty-six million, five hundred fourteen thousand, twenty".