1440612967673 has 4 divisors (see below), whose sum is σ = 1571577782928. Its totient is φ = 1309648152420.

The previous prime is 1440612967667. The next prime is 1440612967723. The reversal of 1440612967673 is 3767692160441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1440612967673 - 2¹⁰ = 1440612966649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1440612967373) 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, 65482407611 + ... + 65482407632.

It is an arithmetic number, because the mean of its divisors is an integer number (392894445732).

Almost surely, 2^{1440612967673} is an apocalyptic number.

It is an amenable number.

1440612967673 is a deficient number, since it is larger than the sum of its proper divisors (130964815255).

1440612967673 is a wasteful number, since it uses less digits than its factorization.

1440612967673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130964815254.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 1440612967673 in words is "one trillion, four hundred forty billion, six hundred twelve million, nine hundred sixty-seven thousand, six hundred seventy-three".