42811838789225 has 48 divisors (see below), whose sum is σ = 57947735107584. Its totient is φ = 31117076328000.

The previous prime is 42811838789197. The next prime is 42811838789257. The reversal of 42811838789225 is 52298783811824.

It is not a de Polignac number, because 42811838789225 - 2²⁰ = 42811837740649 is a prime.

It is a super-2 number, since 2×42811838789225² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

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, 4367213174 + ... + 4367222976.

It is an arithmetic number, because the mean of its divisors is an integer number (1207244481408).

Almost surely, 2^{42811838789225} is an apocalyptic number.

It is an amenable number.

42811838789225 is a deficient number, since it is larger than the sum of its proper divisors (15135896318359).

42811838789225 is a wasteful number, since it uses less digits than its factorization.

42811838789225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17798 (or 17793 counting only the distinct ones).

The product of its digits is 123863040, while the sum is 68.

The spelling of 42811838789225 in words is "forty-two trillion, eight hundred eleven billion, eight hundred thirty-eight million, seven hundred eighty-nine thousand, two hundred twenty-five".