320055542135 has 32 divisors (see below), whose sum is σ = 455798593152. Its totient is φ = 211180677120.

The previous prime is 320055542117. The next prime is 320055542141. The reversal of 320055542135 is 531245550023.

It is not a de Polignac number, because 320055542135 - 2²⁸ = 319787106679 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a junction number, because it is equal to n+sod(n) for n = 320055542095 and 320055542104.

It is a congruent number.

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, 1422884 + ... + 1632393.

It is an arithmetic number, because the mean of its divisors is an integer number (14243706036).

Almost surely, 2^320055542135 is an apocalyptic number.

320055542135 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

320055542135 is a deficient number, since it is larger than the sum of its proper divisors (135743051017).

320055542135 is a wasteful number, since it uses less digits than its factorization.

320055542135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055403.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 320055542135 in words is "three hundred twenty billion, fifty-five million, five hundred forty-two thousand, one hundred thirty-five".