6446201652 has 36 divisors (see below), whose sum is σ = 17775890496. Its totient is φ = 1953394320.

The previous prime is 6446201633. The next prime is 6446201689. The reversal of 6446201652 is 2561026446.

6446201652 is a `hidden beast` number, since 6 + 446 + 201 + 6 + 5 + 2 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 8138748 + ... + 8139539.

It is an arithmetic number, because the mean of its divisors is an integer number (493774736).

Almost surely, 2^6446201652 is an apocalyptic number.

It is an amenable number.

6446201652 is an abundant number, since it is smaller than the sum of its proper divisors (11329688844).

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

6446201652 is a wasteful number, since it uses less digits than its factorization.

6446201652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16278308 (or 16278303 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6446201652 is about 80288.2410568322. The cubic root of 6446201652 is about 1861.0925145946.

The spelling of 6446201652 in words is "six billion, four hundred forty-six million, two hundred one thousand, six hundred fifty-two".