42268263798 has 32 divisors (see below), whose sum is σ = 85050201600. Its totient is φ = 14004065376.

The previous prime is 42268263659. The next prime is 42268263799. The reversal of 42268263798 is 89736286224.

It is a happy number.

It is a super-2 number, since 2×42268263798² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42268263799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634563 + ... + 698001.

It is an arithmetic number, because the mean of its divisors is an integer number (2657818800).

Almost surely, 2^42268263798 is an apocalyptic number.

42268263798 is an abundant number, since it is smaller than the sum of its proper divisors (42781937802).

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

42268263798 is a wasteful number, since it uses less digits than its factorization.

42268263798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64116.

The product of its digits is 13934592, while the sum is 57.

The spelling of 42268263798 in words is "forty-two billion, two hundred sixty-eight million, two hundred sixty-three thousand, seven hundred ninety-eight".