1444554402 has 16 divisors (see below), whose sum is σ = 2889512352. Its totient is φ = 481450880.

The previous prime is 1444554383. The next prime is 1444554457. The reversal of 1444554402 is 2044554441.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 50377 + ... + 73667.

It is an arithmetic number, because the mean of its divisors is an integer number (180594522).

Almost surely, 2^1444554402 is an apocalyptic number.

1444554402 is an abundant number, since it is smaller than the sum of its proper divisors (1444957950).

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

1444554402 is a wasteful number, since it uses less digits than its factorization.

1444554402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33633.

The product of its (nonzero) digits is 51200, while the sum is 33.

The square root of 1444554402 is about 38007.2940631137. The cubic root of 1444554402 is about 1130.4324974041.

The spelling of 1444554402 in words is "one billion, four hundred forty-four million, five hundred fifty-four thousand, four hundred two".