1450823649 has 16 divisors (see below), whose sum is σ = 2135718144. Its totient is φ = 868691600.

The previous prime is 1450823623. The next prime is 1450823651. The reversal of 1450823649 is 9463280541.

It is a cyclic number.

It is not a de Polignac number, because 1450823649 - 2¹⁵ = 1450790881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1450823649.

It is not an unprimeable number, because it can be changed into a prime (1450823609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 262107 + ... + 267584.

It is an arithmetic number, because the mean of its divisors is an integer number (133482384).

Almost surely, 2^1450823649 is an apocalyptic number.

It is an amenable number.

1450823649 is a deficient number, since it is larger than the sum of its proper divisors (684894495).

1450823649 is a wasteful number, since it uses less digits than its factorization.

1450823649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529788.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 1450823649 is about 38089.6790351402. The cubic root of 1450823649 is about 1132.0654653067.

The spelling of 1450823649 in words is "one billion, four hundred fifty million, eight hundred twenty-three thousand, six hundred forty-nine".