2973560645 has 16 divisors (see below), whose sum is σ = 3895525440. Its totient is φ = 2160998400.

The previous prime is 2973560621. The next prime is 2973560651. The reversal of 2973560645 is 5460653792.

It is not a de Polignac number, because 2973560645 - 2⁶ = 2973560581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2973560645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58310 + ... + 96680.

It is an arithmetic number, because the mean of its divisors is an integer number (243470340).

Almost surely, 2^2973560645 is an apocalyptic number.

It is an amenable number.

2973560645 is a deficient number, since it is larger than the sum of its proper divisors (921964795).

2973560645 is a wasteful number, since it uses less digits than its factorization.

2973560645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39796.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The square root of 2973560645 is about 54530.3644312047. The cubic root of 2973560645 is about 1438.0001568461. Note that the first 3 decimals are identical.

The spelling of 2973560645 in words is "two billion, nine hundred seventy-three million, five hundred sixty thousand, six hundred forty-five".