1479220277849 has 2 divisors, whose sum is σ = 1479220277850. Its totient is φ = 1479220277848.

The previous prime is 1479220277837. The next prime is 1479220277861. The reversal of 1479220277849 is 9487720229741.

It is a balanced prime because it is at equal distance from previous prime (1479220277837) and next prime (1479220277861).

It can be written as a sum of positive squares in only one way, i.e., 1479220277824 + 25 = 1216232^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 1479220277849 - 2¹² = 1479220273753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1479220277791 and 1479220277800.

It is not a weakly prime, because it can be changed into another prime (1479220277879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739610138924 + 739610138925.

It is an arithmetic number, because the mean of its divisors is an integer number (739610138925).

Almost surely, 2^{1479220277849} is an apocalyptic number.

It is an amenable number.

1479220277849 is a deficient number, since it is larger than the sum of its proper divisors (1).

1479220277849 is an equidigital number, since it uses as much as digits as its factorization.

1479220277849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28449792, while the sum is 62.

The spelling of 1479220277849 in words is "one trillion, four hundred seventy-nine billion, two hundred twenty million, two hundred seventy-seven thousand, eight hundred forty-nine".