1461823480 has 64 divisors (see below), whose sum is σ = 3554036640. Its totient is φ = 537933312.

The previous prime is 1461823427. The next prime is 1461823499. The reversal of 1461823480 is 843281641.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 155062 + ... + 164218.

Almost surely, 2^1461823480 is an apocalyptic number.

1461823480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1461823480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1777018320).

1461823480 is an abundant number, since it is smaller than the sum of its proper divisors (2092213160).

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

1461823480 is a wasteful number, since it uses less digits than its factorization.

1461823480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488 (or 9484 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 1461823480 is about 38233.8002296397. The cubic root of 1461823480 is about 1134.9192901913.

The spelling of 1461823480 in words is "one billion, four hundred sixty-one million, eight hundred twenty-three thousand, four hundred eighty".