1055550005045 has 16 divisors (see below), whose sum is σ = 1268424700608. Its totient is φ = 843263809920.

The previous prime is 1055550005033. The next prime is 1055550005089. The reversal of 1055550005045 is 5405000555501.

It is a happy number.

It is not a de Polignac number, because 1055550005045 - 2¹² = 1055550000949 is a prime.

It is a super-2 number, since 2×1055550005045² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1055550004996 and 1055550005014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60318737 + ... + 60336233.

It is an arithmetic number, because the mean of its divisors is an integer number (79276543788).

Almost surely, 2^{1055550005045} is an apocalyptic number.

It is an amenable number.

1055550005045 is a deficient number, since it is larger than the sum of its proper divisors (212874695563).

1055550005045 is a wasteful number, since it uses less digits than its factorization.

1055550005045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33620.

The product of its (nonzero) digits is 62500, while the sum is 35.

The spelling of 1055550005045 in words is "one trillion, fifty-five billion, five hundred fifty million, five thousand, forty-five".