2321412235545 has 32 divisors (see below), whose sum is σ = 4048164312192. Its totient is φ = 1129079826432.

The previous prime is 2321412235529. The next prime is 2321412235579. The reversal of 2321412235545 is 5455322141232.

It is not a de Polignac number, because 2321412235545 - 2⁴ = 2321412235529 is a prime.

It is a super-2 number, since 2×2321412235545² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 71698744 + ... + 71731113.

It is an arithmetic number, because the mean of its divisors is an integer number (126505134756).

Almost surely, 2^{2321412235545} is an apocalyptic number.

It is an amenable number.

2321412235545 is a deficient number, since it is larger than the sum of its proper divisors (1726752076647).

2321412235545 is a wasteful number, since it uses less digits than its factorization.

2321412235545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143429961.

The product of its digits is 288000, while the sum is 39.

Adding to 2321412235545 its reverse (5455322141232), we get a palindrome (7776734376777).

The spelling of 2321412235545 in words is "two trillion, three hundred twenty-one billion, four hundred twelve million, two hundred thirty-five thousand, five hundred forty-five".