1010816442 has 32 divisors (see below), whose sum is σ = 2318722560. Its totient is φ = 326069280.

The previous prime is 1010816381. The next prime is 1010816453. The reversal of 1010816442 is 2446180101.

It is a happy number.

1010816442 is a `hidden beast` number, since 1 + 0 + 10 + 8 + 1 + 644 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300243 + ... + 303590.

It is an arithmetic number, because the mean of its divisors is an integer number (72460080).

Almost surely, 2^1010816442 is an apocalyptic number.

1010816442 is an abundant number, since it is smaller than the sum of its proper divisors (1307906118).

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

1010816442 is a wasteful number, since it uses less digits than its factorization.

1010816442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603875 (or 603869 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1010816442 is about 31793.3395855170. The cubic root of 1010816442 is about 1003.5925587327.

Adding to 1010816442 its reverse (2446180101), we get a palindrome (3456996543).

The spelling of 1010816442 in words is "one billion, ten million, eight hundred sixteen thousand, four hundred forty-two".