42665253466 has 16 divisors (see below), whose sum is σ = 69838655040. Its totient is φ = 19386967680.

The previous prime is 42665253427. The next prime is 42665253493. The reversal of 42665253466 is 66435256624.

42665253466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247191 + ... + 382666.

It is an arithmetic number, because the mean of its divisors is an integer number (4364915940).

Almost surely, 2^42665253466 is an apocalyptic number.

42665253466 is a deficient number, since it is larger than the sum of its proper divisors (27173401574).

42665253466 is a wasteful number, since it uses less digits than its factorization.

42665253466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632949.

The product of its digits is 6220800, while the sum is 49.

The spelling of 42665253466 in words is "forty-two billion, six hundred sixty-five million, two hundred fifty-three thousand, four hundred sixty-six".