1655005552 has 20 divisors (see below), whose sum is σ = 3242604960. Its totient is φ = 818204288.

The previous prime is 1655005529. The next prime is 1655005567. The reversal of 1655005552 is 2555005561.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 579688 + ... + 582535.

It is an arithmetic number, because the mean of its divisors is an integer number (162130248).

Almost surely, 2^1655005552 is an apocalyptic number.

It is an amenable number.

1655005552 is a deficient number, since it is larger than the sum of its proper divisors (1587599408).

1655005552 is a wasteful number, since it uses less digits than its factorization.

1655005552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162320 (or 1162314 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 34.

The square root of 1655005552 is about 40681.7594506432. The cubic root of 1655005552 is about 1182.8594713061.

Subtracting 1655005552 from its reverse (2555005561), we obtain a palindrome (900000009).

The spelling of 1655005552 in words is "one billion, six hundred fifty-five million, five thousand, five hundred fifty-two".