1050656365661 has 8 divisors (see below), whose sum is σ = 1207940254080. Its totient is φ = 895170007728.

The previous prime is 1050656365657. The next prime is 1050656365687. The reversal of 1050656365661 is 1665636560501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1050656365661 - 2² = 1050656365657 is a prime.

It is a super-2 number, since 2×1050656365661² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050656365601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449381366 + ... + 449383703.

It is an arithmetic number, because the mean of its divisors is an integer number (150992531760).

Almost surely, 2^{1050656365661} is an apocalyptic number.

It is an amenable number.

1050656365661 is a deficient number, since it is larger than the sum of its proper divisors (157283888419).

1050656365661 is an equidigital number, since it uses as much as digits as its factorization.

1050656365661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898765243.

The product of its (nonzero) digits is 2916000, while the sum is 50.

The spelling of 1050656365661 in words is "one trillion, fifty billion, six hundred fifty-six million, three hundred sixty-five thousand, six hundred sixty-one".