1442948577 has 16 divisors (see below), whose sum is σ = 2199751680. Its totient is φ = 824177232.

The previous prime is 1442948567. The next prime is 1442948579. The reversal of 1442948577 is 7758492441.

It is not a de Polignac number, because 1442948577 - 2⁷ = 1442948449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1442948579) 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, 37668 + ... + 65610.

It is an arithmetic number, because the mean of its divisors is an integer number (137484480).

Almost surely, 2^1442948577 is an apocalyptic number.

It is an amenable number.

1442948577 is a deficient number, since it is larger than the sum of its proper divisors (756803103).

1442948577 is a wasteful number, since it uses less digits than its factorization.

1442948577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30412.

The product of its digits is 2257920, while the sum is 51.

The square root of 1442948577 is about 37986.1629675860. The cubic root of 1442948577 is about 1130.0134639584.

The spelling of 1442948577 in words is "one billion, four hundred forty-two million, nine hundred forty-eight thousand, five hundred seventy-seven".