961463556 has 72 divisors (see below), whose sum is σ = 2460348800. Its totient is φ = 316560960.

The previous prime is 961463539. The next prime is 961463567. The reversal of 961463556 is 655364169.

961463556 is a `hidden beast` number, since 9 + 6 + 1 + 4 + 635 + 5 + 6 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1355730 + ... + 1356438.

Almost surely, 2^961463556 is an apocalyptic number.

It is an amenable number.

961463556 is an abundant number, since it is smaller than the sum of its proper divisors (1498885244).

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

961463556 is a wasteful number, since it uses less digits than its factorization.

961463556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1124 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The square root of 961463556 is about 31007.4758082628. The cubic root of 961463556 is about 986.9858862306.

The spelling of 961463556 in words is "nine hundred sixty-one million, four hundred sixty-three thousand, five hundred fifty-six".