1055161056650 has 48 divisors (see below), whose sum is σ = 2106513114264. Its totient is φ = 391795476480.

The previous prime is 1055161056647. The next prime is 1055161056659. The reversal of 1055161056650 is 566501615501.

It can be written as a sum of positive squares in 12 ways, for example, as 513975720241 + 541185336409 = 716921^2 + 735653^2 .

It is a super-2 number, since 2×1055161056650² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055161056598 and 1055161056607.

It is not an unprimeable number, because it can be changed into a prime (1055161056659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8440457 + ... + 8564556.

Almost surely, 2^{1055161056650} is an apocalyptic number.

1055161056650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055161056650 is a deficient number, since it is larger than the sum of its proper divisors (1051352057614).

1055161056650 is a wasteful number, since it uses less digits than its factorization.

1055161056650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17005115 (or 17005110 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 1055161056650 in words is "one trillion, fifty-five billion, one hundred sixty-one million, fifty-six thousand, six hundred fifty".