1450929680 has 80 divisors (see below), whose sum is σ = 3564563520. Its totient is φ = 547720704.

The previous prime is 1450929679. The next prime is 1450929743. The reversal of 1450929680 is 869290541.

It is a tau number, because it is divible by the number of its divisors (80).

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, 428474 + ... + 431846.

It is an arithmetic number, because the mean of its divisors is an integer number (44557044).

Almost surely, 2^1450929680 is an apocalyptic number.

1450929680 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 1450929680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1782281760).

1450929680 is an abundant number, since it is smaller than the sum of its proper divisors (2113633840).

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

1450929680 is a wasteful number, since it uses less digits than its factorization.

1450929680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688 (or 3682 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 44.

The square root of 1450929680 is about 38091.0708696933. The cubic root of 1450929680 is about 1132.0930430001.

The spelling of 1450929680 in words is "one billion, four hundred fifty million, nine hundred twenty-nine thousand, six hundred eighty".