1146649480 has 64 divisors (see below), whose sum is σ = 2619817200. Its totient is φ = 451630080.

The previous prime is 1146649453. The next prime is 1146649489. The reversal of 1146649480 is 849466411.

It can be written as a sum of positive squares in 8 ways, for example, as 578017764 + 568631716 = 24042^2 + 23846^2 .

It is not an unprimeable number, because it can be changed into a prime (1146649489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788434 + ... + 789886.

Almost surely, 2^1146649480 is an apocalyptic number.

1146649480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146649480 is an abundant number, since it is smaller than the sum of its proper divisors (1473167720).

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

1146649480 is a wasteful number, since it uses less digits than its factorization.

1146649480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1754 (or 1750 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1146649480 is about 33862.2131586227. The cubic root of 1146649480 is about 1046.6710837756.

The spelling of 1146649480 in words is "one billion, one hundred forty-six million, six hundred forty-nine thousand, four hundred eighty".