1056663602650 has 48 divisors (see below), whose sum is σ = 1983144945600. Its totient is φ = 418865040000.

The previous prime is 1056663602647. The next prime is 1056663602669. The reversal of 1056663602650 is 562063666501.

It is a super-2 number, since 2×1056663602650² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1056663602650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2285902 + ... + 2708998.

It is an arithmetic number, because the mean of its divisors is an integer number (41315519700).

Almost surely, 2^{1056663602650} is an apocalyptic number.

1056663602650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1056663602650 is a deficient number, since it is larger than the sum of its proper divisors (926481342950).

1056663602650 is a wasteful number, since it uses less digits than its factorization.

1056663602650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423559 (or 423554 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 1056663602650 in words is "one trillion, fifty-six billion, six hundred sixty-three million, six hundred two thousand, six hundred fifty".