1081616137755 has 16 divisors (see below), whose sum is σ = 1821669285120. Its totient is φ = 546500785248.

The previous prime is 1081616137751. The next prime is 1081616137813. The reversal of 1081616137755 is 5577316161801.

It is not a de Polignac number, because 1081616137755 - 2² = 1081616137751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1081616137698 and 1081616137707.

It is not an unprimeable number, because it can be changed into a prime (1081616137751) 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, 1897571887 + ... + 1897572456.

It is an arithmetic number, because the mean of its divisors is an integer number (113854330320).

Almost surely, 2^{1081616137755} is an apocalyptic number.

1081616137755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1081616137755 is a deficient number, since it is larger than the sum of its proper divisors (740053147365).

1081616137755 is a wasteful number, since it uses less digits than its factorization.

1081616137755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3795144370.

The product of its (nonzero) digits is 1058400, while the sum is 51.

The spelling of 1081616137755 in words is "one trillion, eighty-one billion, six hundred sixteen million, one hundred thirty-seven thousand, seven hundred fifty-five".