1478530260049 has 2 divisors, whose sum is σ = 1478530260050. Its totient is φ = 1478530260048.

The previous prime is 1478530260041. The next prime is 1478530260083. The reversal of 1478530260049 is 9400620358741.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 961835255824 + 516695004225 = 980732^2 + 718815^2 .

It is an emirp because it is prime and its reverse (9400620358741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1478530260049 - 2³ = 1478530260041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1478530259984 and 1478530260011.

It is not a weakly prime, because it can be changed into another prime (1478530260041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739265130024 + 739265130025.

It is an arithmetic number, because the mean of its divisors is an integer number (739265130025).

It is a 1-persistent number, because it is pandigital, but 2⋅1478530260049 = 2957060520098 is not.

Almost surely, 2^{1478530260049} is an apocalyptic number.

It is an amenable number.

1478530260049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478530260049 is an equidigital number, since it uses as much as digits as its factorization.

1478530260049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 1478530260049 in words is "one trillion, four hundred seventy-eight billion, five hundred thirty million, two hundred sixty thousand, forty-nine".