42522260261 has 16 divisors (see below), whose sum is σ = 46396815360. Its totient is φ = 38734450560.

The previous prime is 42522260251. The next prime is 42522260279. The reversal of 42522260261 is 16206222524.

It is not a de Polignac number, because 42522260261 - 2¹⁴ = 42522243877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42522260201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2201516 + ... + 2220746.

It is an arithmetic number, because the mean of its divisors is an integer number (2899800960).

Almost surely, 2^42522260261 is an apocalyptic number.

It is an amenable number.

42522260261 is a deficient number, since it is larger than the sum of its proper divisors (3874555099).

42522260261 is a wasteful number, since it uses less digits than its factorization.

42522260261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21476.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 42522260261 its reverse (16206222524), we get a palindrome (58728482785).

The spelling of 42522260261 in words is "forty-two billion, five hundred twenty-two million, two hundred sixty thousand, two hundred sixty-one".