1013442445155 has 32 divisors (see below), whose sum is σ = 1855409246208. Its totient is φ = 462723638400.

The previous prime is 1013442445117. The next prime is 1013442445181. The reversal of 1013442445155 is 5515442443101.

It is not a de Polignac number, because 1013442445155 - 2⁶ = 1013442445091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5791891 + ... + 5964300.

It is an arithmetic number, because the mean of its divisors is an integer number (57981538944).

Almost surely, 2^{1013442445155} is an apocalyptic number.

1013442445155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1013442445155 is a deficient number, since it is larger than the sum of its proper divisors (841966801053).

1013442445155 is a wasteful number, since it uses less digits than its factorization.

1013442445155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11757027.

The product of its (nonzero) digits is 192000, while the sum is 39.

Adding to 1013442445155 its reverse (5515442443101), we get a palindrome (6528884888256).

The spelling of 1013442445155 in words is "one trillion, thirteen billion, four hundred forty-two million, four hundred forty-five thousand, one hundred fifty-five".