1953022564 has 6 divisors (see below), whose sum is σ = 3417789494. Its totient is φ = 976511280.

The previous prime is 1953022553. The next prime is 1953022573. The reversal of 1953022564 is 4652203591.

It can be written as a sum of positive squares in only one way, i.e., 1308268900 + 644753664 = 36170^2 + 25392^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244127817 + ... + 244127824.

Almost surely, 2^1953022564 is an apocalyptic number.

It is an amenable number.

1953022564 is a deficient number, since it is larger than the sum of its proper divisors (1464766930).

1953022564 is a wasteful number, since it uses less digits than its factorization.

1953022564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488255645 (or 488255643 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 1953022564 is about 44193.0148779193. The cubic root of 1953022564 is about 1249.9781466046.

The spelling of 1953022564 in words is "one billion, nine hundred fifty-three million, twenty-two thousand, five hundred sixty-four".