1552322656 has 12 divisors (see below), whose sum is σ = 3056135292. Its totient is φ = 776161312.

The previous prime is 1552322641. The next prime is 1552322659. The reversal of 1552322656 is 6562232551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552322659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24255010 + ... + 24255073.

It is an arithmetic number, because the mean of its divisors is an integer number (254677941).

Almost surely, 2^1552322656 is an apocalyptic number.

1552322656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1552322656 is a deficient number, since it is larger than the sum of its proper divisors (1503812636).

1552322656 is an equidigital number, since it uses as much as digits as its factorization.

1552322656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48510093 (or 48510085 counting only the distinct ones).

The product of its digits is 108000, while the sum is 37.

The square root of 1552322656 is about 39399.5260885204. The cubic root of 1552322656 is about 1157.8723026502.

The spelling of 1552322656 in words is "one billion, five hundred fifty-two million, three hundred twenty-two thousand, six hundred fifty-six".