1255564652 has 12 divisors (see below), whose sum is σ = 2221926840. Its totient is φ = 620728416.

The previous prime is 1255564649. The next prime is 1255564679. The reversal of 1255564652 is 2564655521.

It is a super-2 number, since 2×1255564652² = 3152885190703762208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1763078 + ... + 1763789.

It is an arithmetic number, because the mean of its divisors is an integer number (185160570).

Almost surely, 2^1255564652 is an apocalyptic number.

It is an amenable number.

1255564652 is a deficient number, since it is larger than the sum of its proper divisors (966362188).

1255564652 is a wasteful number, since it uses less digits than its factorization.

1255564652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3526960 (or 3526958 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

The square root of 1255564652 is about 35433.9477337764. The cubic root of 1255564652 is about 1078.8134694276.

The spelling of 1255564652 in words is "one billion, two hundred fifty-five million, five hundred sixty-four thousand, six hundred fifty-two".