1653366772 has 48 divisors (see below), whose sum is σ = 3057123328. Its totient is φ = 781371360.

The previous prime is 1653366751. The next prime is 1653366787. The reversal of 1653366772 is 2776633561.

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 15 ways as a sum of consecutive naturals, for example, 1054333 + ... + 1055899.

Almost surely, 2^1653366772 is an apocalyptic number.

It is an amenable number.

1653366772 is a deficient number, since it is larger than the sum of its proper divisors (1403756556).

1653366772 is a wasteful number, since it uses less digits than its factorization.

1653366772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796 (or 1794 counting only the distinct ones).

The product of its digits is 952560, while the sum is 46.

The square root of 1653366772 is about 40661.6130029294. The cubic root of 1653366772 is about 1182.4689214359.

The spelling of 1653366772 in words is "one billion, six hundred fifty-three million, three hundred sixty-six thousand, seven hundred seventy-two".