3645670654 has 8 divisors (see below), whose sum is σ = 5545527408. Its totient is φ = 1797161520.

The previous prime is 3645670631. The next prime is 3645670661. The reversal of 3645670654 is 4560765463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12836727 + ... + 12837010.

It is an arithmetic number, because the mean of its divisors is an integer number (693190926).

Almost surely, 2^3645670654 is an apocalyptic number.

3645670654 is a deficient number, since it is larger than the sum of its proper divisors (1899856754).

3645670654 is a wasteful number, since it uses less digits than its factorization.

3645670654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25673810.

The product of its (nonzero) digits is 1814400, while the sum is 46.

The square root of 3645670654 is about 60379.3893145666. The cubic root of 3645670654 is about 1539.0727332338.

The spelling of 3645670654 in words is "three billion, six hundred forty-five million, six hundred seventy thousand, six hundred fifty-four".