1005045455051 has 16 divisors (see below), whose sum is σ = 1101250944000. Its totient is φ = 909647995200.

The previous prime is 1005045455033. The next prime is 1005045455053. The reversal of 1005045455051 is 1505545405001.

It is a cyclic number.

It is not a de Polignac number, because 1005045455051 - 2¹⁰ = 1005045454027 is a prime.

It is a super-2 number, since 2×1005045455051² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1005045455053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12181106 + ... + 12263336.

It is an arithmetic number, because the mean of its divisors is an integer number (68828184000).

Almost surely, 2^{1005045455051} is an apocalyptic number.

1005045455051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1005045455051 is a deficient number, since it is larger than the sum of its proper divisors (96205488949).

1005045455051 is a wasteful number, since it uses less digits than its factorization.

1005045455051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87130.

The product of its (nonzero) digits is 50000, while the sum is 35.

It can be divided in two parts, 100504 and 5455051, that added together give a palindrome (5555555).

The spelling of 1005045455051 in words is "one trillion, five billion, forty-five million, four hundred fifty-five thousand, fifty-one".