30077477473 has 2 divisors, whose sum is σ = 30077477474. Its totient is φ = 30077477472.

The previous prime is 30077477459. The next prime is 30077477483. The reversal of 30077477473 is 37477477003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28487701089 + 1589776384 = 168783^2 + 39872^2 .

It is an emirp because it is prime and its reverse (37477477003) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30077477473 - 2¹⁷ = 30077346401 is a prime.

It is a super-2 number, since 2×30077477473² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30077477483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15038738736 + 15038738737.

It is an arithmetic number, because the mean of its divisors is an integer number (15038738737).

Almost surely, 2^30077477473 is an apocalyptic number.

It is an amenable number.

30077477473 is a deficient number, since it is larger than the sum of its proper divisors (1).

30077477473 is an equidigital number, since it uses as much as digits as its factorization.

30077477473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2420208, while the sum is 49.

The spelling of 30077477473 in words is "thirty billion, seventy-seven million, four hundred seventy-seven thousand, four hundred seventy-three".