4081724726655 has 32 divisors (see below), whose sum is σ = 6555566888640. Its totient is φ = 2168664883200.

The previous prime is 4081724726641. The next prime is 4081724726663. The reversal of 4081724726655 is 5566274271804.

It is not a de Polignac number, because 4081724726655 - 2¹¹ = 4081724724607 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4081724726595 and 4081724726604.

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, 4184319 + ... + 5066751.

It is an arithmetic number, because the mean of its divisors is an integer number (204861465270).

Almost surely, 2^{4081724726655} is an apocalyptic number.

4081724726655 is a deficient number, since it is larger than the sum of its proper divisors (2473842161985).

4081724726655 is a wasteful number, since it uses less digits than its factorization.

4081724726655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883611.

The product of its (nonzero) digits is 22579200, while the sum is 57.

The spelling of 4081724726655 in words is "four trillion, eighty-one billion, seven hundred twenty-four million, seven hundred twenty-six thousand, six hundred fifty-five".