42655326464 has 36 divisors (see below), whose sum is σ = 85161553260. Its totient is φ = 21323274240.

The previous prime is 42655326437. The next prime is 42655326479. The reversal of 42655326464 is 46462355624.

It can be written as a sum of positive squares in 2 ways, for example, as 16850116864 + 25805209600 = 129808^2 + 160640^2 .

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486202 + ... + 1514630.

Almost surely, 2^42655326464 is an apocalyptic number.

It is an amenable number.

42655326464 is a deficient number, since it is larger than the sum of its proper divisors (42506226796).

42655326464 is an equidigital number, since it uses as much as digits as its factorization.

42655326464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34306 (or 34292 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 47.

The spelling of 42655326464 in words is "forty-two billion, six hundred fifty-five million, three hundred twenty-six thousand, four hundred sixty-four".