42144536266 has 32 divisors (see below), whose sum is σ = 76666798080. Its totient is φ = 16983810096.

The previous prime is 42144536263. The next prime is 42144536293. The reversal of 42144536266 is 66263544124.

It is not an unprimeable number, because it can be changed into a prime (42144536263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1090186 + ... + 1128181.

It is an arithmetic number, because the mean of its divisors is an integer number (2395837440).

Almost surely, 2^42144536266 is an apocalyptic number.

42144536266 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42144536266 is a deficient number, since it is larger than the sum of its proper divisors (34522261814).

42144536266 is a wasteful number, since it uses less digits than its factorization.

42144536266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218458.

The product of its digits is 829440, while the sum is 43.

The spelling of 42144536266 in words is "forty-two billion, one hundred forty-four million, five hundred thirty-six thousand, two hundred sixty-six".