1450797979871 has 4 divisors (see below), whose sum is σ = 1475387776200. Its totient is φ = 1426208183544.

The previous prime is 1450797979867. The next prime is 1450797979973. The reversal of 1450797979871 is 1789797970541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1450797979871 - 2² = 1450797979867 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450797979171) 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, 12294898076 + ... + 12294898193.

It is an arithmetic number, because the mean of its divisors is an integer number (368846944050).

Almost surely, 2^{1450797979871} is an apocalyptic number.

1450797979871 is a deficient number, since it is larger than the sum of its proper divisors (24589796329).

1450797979871 is an equidigital number, since it uses as much as digits as its factorization.

1450797979871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24589796328.

The product of its (nonzero) digits is 280052640, while the sum is 74.

The spelling of 1450797979871 in words is "one trillion, four hundred fifty billion, seven hundred ninety-seven million, nine hundred seventy-nine thousand, eight hundred seventy-one".