321036542145 has 48 divisors (see below), whose sum is σ = 607145153472. Its totient is φ = 155629918080.

The previous prime is 321036542117. The next prime is 321036542207. The reversal of 321036542145 is 541245630123.

321036542145 is a `hidden beast` number, since 3 + 2 + 103 + 6 + 542 + 1 + 4 + 5 = 666.

It is not a de Polignac number, because 321036542145 - 2¹⁵ = 321036509377 is a prime.

It is a super-2 number, since 2×321036542145² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3377034 + ... + 3470796.

It is an arithmetic number, because the mean of its divisors is an integer number (12648857364).

Almost surely, 2^321036542145 is an apocalyptic number.

It is an amenable number.

321036542145 is a deficient number, since it is larger than the sum of its proper divisors (286108611327).

321036542145 is a wasteful number, since it uses less digits than its factorization.

321036542145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100702 (or 100699 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 321036542145 in words is "three hundred twenty-one billion, thirty-six million, five hundred forty-two thousand, one hundred forty-five".