1055651109651 has 24 divisors (see below), whose sum is σ = 1550959824960. Its totient is φ = 691711600176.

The previous prime is 1055651109589. The next prime is 1055651109691. The reversal of 1055651109651 is 1569011565501.

1055651109651 is a `hidden beast` number, since 1 + 0 + 556 + 5 + 1 + 1 + 0 + 96 + 5 + 1 = 666.

It is not a de Polignac number, because 1055651109651 - 2¹⁴ = 1055651093267 is a prime.

It is a super-2 number, since 2×1055651109651² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1055651109597 and 1055651109606.

It is not an unprimeable number, because it can be changed into a prime (1055651109691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2743716 + ... + 3104718.

It is an arithmetic number, because the mean of its divisors is an integer number (64623326040).

Almost surely, 2^{1055651109651} is an apocalyptic number.

1055651109651 is a deficient number, since it is larger than the sum of its proper divisors (495308715309).

1055651109651 is a wasteful number, since it uses less digits than its factorization.

1055651109651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366575 (or 366572 counting only the distinct ones).

The product of its (nonzero) digits is 202500, while the sum is 45.

The spelling of 1055651109651 in words is "one trillion, fifty-five billion, six hundred fifty-one million, one hundred nine thousand, six hundred fifty-one".