1442152566 has 32 divisors (see below), whose sum is σ = 3223329120. Its totient is φ = 477935712.

The previous prime is 1442152561. The next prime is 1442152577. The reversal of 1442152566 is 6652512441.

1442152566 is a `hidden beast` number, since 1 + 4 + 42 + 1 + 52 + 566 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1442152566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1442152561) 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, 67845 + ... + 86528.

It is an arithmetic number, because the mean of its divisors is an integer number (100729035).

Almost surely, 2^1442152566 is an apocalyptic number.

1442152566 is an abundant number, since it is smaller than the sum of its proper divisors (1781176554).

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

1442152566 is a wasteful number, since it uses less digits than its factorization.

1442152566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154557 (or 154551 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 1442152566 is about 37975.6838779764. The cubic root of 1442152566 is about 1129.8056328969.

The spelling of 1442152566 in words is "one billion, four hundred forty-two million, one hundred fifty-two thousand, five hundred sixty-six".