3645562156 has 24 divisors (see below), whose sum is σ = 6475808304. Its totient is φ = 1795530240.

The previous prime is 3645562147. The next prime is 3645562163. The reversal of 3645562156 is 6512655463.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 48936 + ... + 98416.

It is an arithmetic number, because the mean of its divisors is an integer number (269825346).

Almost surely, 2^3645562156 is an apocalyptic number.

It is an amenable number.

3645562156 is a deficient number, since it is larger than the sum of its proper divisors (2830246148).

3645562156 is a wasteful number, since it uses less digits than its factorization.

3645562156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49761 (or 49759 counting only the distinct ones).

The product of its digits is 648000, while the sum is 43.

The square root of 3645562156 is about 60378.4908390397. The cubic root of 3645562156 is about 1539.0574650810.

The spelling of 3645562156 in words is "three billion, six hundred forty-five million, five hundred sixty-two thousand, one hundred fifty-six".