1466800140 has 48 divisors (see below), whose sum is σ = 4422968928. Its totient is φ = 361058304.

The previous prime is 1466800129. The next prime is 1466800177. The reversal of 1466800140 is 410086641.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1466800098 and 1466800107.

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, 939477 + ... + 941036.

It is an arithmetic number, because the mean of its divisors is an integer number (92145186).

Almost surely, 2^1466800140 is an apocalyptic number.

1466800140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466800140 is an abundant number, since it is smaller than the sum of its proper divisors (2956168788).

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

1466800140 is a wasteful number, since it uses less digits than its factorization.

1466800140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880538 (or 1880536 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 1466800140 is about 38298.8268749840. The cubic root of 1466800140 is about 1136.2057451107.

Adding to 1466800140 its reverse (410086641), we get a palindrome (1876886781).

The spelling of 1466800140 in words is "one billion, four hundred sixty-six million, eight hundred thousand, one hundred forty".