1655126056 has 32 divisors (see below), whose sum is σ = 3223152000. Its totient is φ = 796216576.

The previous prime is 1655126047. The next prime is 1655126059. The reversal of 1655126056 is 6506215561.

It is a super-2 number, since 2×1655126056² = 5478884522500230272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1655126059) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15121 + ... + 59488.

It is an arithmetic number, because the mean of its divisors is an integer number (100723500).

Almost surely, 2^1655126056 is an apocalyptic number.

It is an amenable number.

1655126056 is a deficient number, since it is larger than the sum of its proper divisors (1568025944).

1655126056 is a wasteful number, since it uses less digits than its factorization.

1655126056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74721 (or 74717 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 1655126056 is about 40683.2404805714. The cubic root of 1655126056 is about 1182.8881793343. Note that the first 3 decimals are identical.

The spelling of 1655126056 in words is "one billion, six hundred fifty-five million, one hundred twenty-six thousand, fifty-six".