1420346491552 has 12 divisors (see below), whose sum is σ = 2796307155306. Its totient is φ = 710173245760.

The previous prime is 1420346491549. The next prime is 1420346491559. The reversal of 1420346491552 is 2551946430241.

It can be written as a sum of positive squares in only one way, i.e., 1301324251536 + 119022240016 = 1140756^2 + 344996^2 .

It is not an unprimeable number, because it can be changed into a prime (1420346491559) 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 as a sum of consecutive naturals, namely, 22192913899 + ... + 22192913962.

Almost surely, 2^{1420346491552} is an apocalyptic number.

It is an amenable number.

1420346491552 is a deficient number, since it is larger than the sum of its proper divisors (1375960663754).

1420346491552 is an equidigital number, since it uses as much as digits as its factorization.

1420346491552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44385827871 (or 44385827863 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 1420346491552 in words is "one trillion, four hundred twenty billion, three hundred forty-six million, four hundred ninety-one thousand, five hundred fifty-two".