30771677413 has 2 divisors, whose sum is σ = 30771677414. Its totient is φ = 30771677412.

The previous prime is 30771677359. The next prime is 30771677429. The reversal of 30771677413 is 31477617703.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27950155489 + 2821521924 = 167183^2 + 53118^2 .

It is a cyclic number.

It is not a de Polignac number, because 30771677413 - 2¹⁷ = 30771546341 is a prime.

It is a super-2 number, since 2×30771677413² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30771677813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15385838706 + 15385838707.

It is an arithmetic number, because the mean of its divisors is an integer number (15385838707).

Almost surely, 2^30771677413 is an apocalyptic number.

It is an amenable number.

30771677413 is a deficient number, since it is larger than the sum of its proper divisors (1).

30771677413 is an equidigital number, since it uses as much as digits as its factorization.

30771677413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518616, while the sum is 46.

The spelling of 30771677413 in words is "thirty billion, seven hundred seventy-one million, six hundred seventy-seven thousand, four hundred thirteen".