1055550506064 has 40 divisors (see below), whose sum is σ = 2726945419680. Its totient is φ = 351836412288.

The previous prime is 1055550506053. The next prime is 1055550506083. The reversal of 1055550506064 is 4606050555501.

It is a super-2 number, since 2×1055550506064² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 849882 + ... + 1683270.

It is an arithmetic number, because the mean of its divisors is an integer number (68173635492).

Almost surely, 2^{1055550506064} is an apocalyptic number.

It is an amenable number.

1055550506064 is an abundant number, since it is smaller than the sum of its proper divisors (1671394913616).

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

1055550506064 is a wasteful number, since it uses less digits than its factorization.

1055550506064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859787 (or 859781 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 1055550506064 in words is "one trillion, fifty-five billion, five hundred fifty million, five hundred six thousand, sixty-four".