42233520425 has 6 divisors (see below), whose sum is σ = 52369565358. Its totient is φ = 33786816320.

The previous prime is 42233520421. The next prime is 42233520449. The reversal of 42233520425 is 52402533224.

It can be written as a sum of positive squares in 3 ways, for example, as 1553857561 + 40679662864 = 39419^2 + 201692^2 .

It is not a de Polignac number, because 42233520425 - 2² = 42233520421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42233520391 and 42233520400.

It is not an unprimeable number, because it can be changed into a prime (42233520421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 844670384 + ... + 844670433.

It is an arithmetic number, because the mean of its divisors is an integer number (8728260893).

Almost surely, 2^42233520425 is an apocalyptic number.

It is an amenable number.

42233520425 is a deficient number, since it is larger than the sum of its proper divisors (10136044933).

42233520425 is a wasteful number, since it uses less digits than its factorization.

42233520425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689340827 (or 1689340822 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The spelling of 42233520425 in words is "forty-two billion, two hundred thirty-three million, five hundred twenty thousand, four hundred twenty-five".