1356601656 has 32 divisors (see below), whose sum is σ = 3392409600. Its totient is φ = 452079840.

The previous prime is 1356601651. The next prime is 1356601657. The reversal of 1356601656 is 6561066531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1356601651) 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, 161775 + ... + 169953.

It is an arithmetic number, because the mean of its divisors is an integer number (106012800).

Almost surely, 2^1356601656 is an apocalyptic number.

It is an amenable number.

1356601656 is an abundant number, since it is smaller than the sum of its proper divisors (2035807944).

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

1356601656 is a wasteful number, since it uses less digits than its factorization.

1356601656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15099 (or 15095 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 1356601656 is about 36832.0737401521. The cubic root of 1356601656 is about 1107.0080549482.

The spelling of 1356601656 in words is "one billion, three hundred fifty-six million, six hundred one thousand, six hundred fifty-six".