2601231404500 has 24 divisors (see below), whose sum is σ = 5681089388520. Its totient is φ = 1040492561600.

The previous prime is 2601231404423. The next prime is 2601231404509. The reversal of 2601231404500 is 54041321062.

It can be written as a sum of positive squares in 4 ways, for example, as 11906301456 + 2589325103044 = 109116^2 + 1609138^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2601231404509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2601230905 + ... + 2601231904.

It is an arithmetic number, because the mean of its divisors is an integer number (236712057855).

Almost surely, 2^{2601231404500} is an apocalyptic number.

2601231404500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2601231404500 is an abundant number, since it is smaller than the sum of its proper divisors (3079857984020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2601231404500 is a wasteful number, since it uses less digits than its factorization.

2601231404500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5202462828 (or 5202462816 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2601231404500 its reverse (54041321062), we get a palindrome (2655272725562).

The spelling of 2601231404500 in words is "two trillion, six hundred one billion, two hundred thirty-one million, four hundred four thousand, five hundred".