1325098656 has 96 divisors (see below), whose sum is σ = 4417015680. Its totient is φ = 378597888.

The previous prime is 1325098651. The next prime is 1325098693. The reversal of 1325098656 is 6568905231.

1325098656 is a `hidden beast` number, since 13 + 2 + 509 + 86 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (1325098651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103501 + ... + 115596.

It is an arithmetic number, because the mean of its divisors is an integer number (46010580).

Almost surely, 2^1325098656 is an apocalyptic number.

1325098656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1325098656 is an abundant number, since it is smaller than the sum of its proper divisors (3091917024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1325098656 is a wasteful number, since it uses less digits than its factorization.

1325098656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219123 (or 219109 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 1325098656 is about 36401.9045655581. The cubic root of 1325098656 is about 1098.3718767836.

The spelling of 1325098656 in words is "one billion, three hundred twenty-five million, ninety-eight thousand, six hundred fifty-six".