1468889992 has 16 divisors (see below), whose sum is σ = 2763905040. Its totient is φ = 731848656.

The previous prime is 1468889969. The next prime is 1468889993. The reversal of 1468889992 is 2999888641.

It is not an unprimeable number, because it can be changed into a prime (1468889993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322138 + ... + 326665.

It is an arithmetic number, because the mean of its divisors is an integer number (172744065).

Almost surely, 2^1468889992 is an apocalyptic number.

It is an amenable number.

1468889992 is a deficient number, since it is larger than the sum of its proper divisors (1295015048).

1468889992 is a wasteful number, since it uses less digits than its factorization.

1468889992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649092 (or 649088 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 64.

The square root of 1468889992 is about 38326.1006626033. The cubic root of 1468889992 is about 1136.7450994440.

The spelling of 1468889992 in words is "one billion, four hundred sixty-eight million, eight hundred eighty-nine thousand, nine hundred ninety-two".