1478080777741 has 4 divisors (see below), whose sum is σ = 1479024034432. Its totient is φ = 1477137521052.

The previous prime is 1478080777711. The next prime is 1478080777769. The reversal of 1478080777741 is 1477770808741.

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 a de Polignac number, because none of the positive numbers 2^k-1478080777741 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1478080777741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1478080777711) 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 in 3 ways as a sum of consecutive naturals, for example, 471625995 + ... + 471629128.

It is an arithmetic number, because the mean of its divisors is an integer number (369756008608).

Almost surely, 2^{1478080777741} is an apocalyptic number.

It is an amenable number.

1478080777741 is a deficient number, since it is larger than the sum of its proper divisors (943256691).

1478080777741 is an equidigital number, since it uses as much as digits as its factorization.

1478080777741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943256690.

The product of its (nonzero) digits is 17210368, while the sum is 61.

The spelling of 1478080777741 in words is "one trillion, four hundred seventy-eight billion, eighty million, seven hundred seventy-seven thousand, seven hundred forty-one".