1456720516 has 12 divisors (see below), whose sum is σ = 2571821532. Its totient is φ = 721914368.

The previous prime is 1456720513. The next prime is 1456720553. The reversal of 1456720516 is 6150276541.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 372335616 + 1084384900 = 19296^2 + 32930^2 .

It is not an unprimeable number, because it can be changed into a prime (1456720513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610965 + ... + 1611868.

It is an arithmetic number, because the mean of its divisors is an integer number (214318461).

Almost surely, 2^1456720516 is an apocalyptic number.

It is an amenable number.

1456720516 is a deficient number, since it is larger than the sum of its proper divisors (1115101016).

1456720516 is a wasteful number, since it uses less digits than its factorization.

1456720516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3222950 (or 3222948 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 1456720516 is about 38167.0082139012. The cubic root of 1456720516 is about 1133.5971505408.

The spelling of 1456720516 in words is "one billion, four hundred fifty-six million, seven hundred twenty thousand, five hundred sixteen".