8149680029 has 2 divisors, whose sum is σ = 8149680030. Its totient is φ = 8149680028.

The previous prime is 8149679987. The next prime is 8149680047. The reversal of 8149680029 is 9200869418.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4355736004 + 3793944025 = 65998^2 + 61595^2 .

It is a cyclic number.

It is not a de Polignac number, because 8149680029 - 2²⁰ = 8148631453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8149680529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4074840014 + 4074840015.

It is an arithmetic number, because the mean of its divisors is an integer number (4074840015).

Almost surely, 2^8149680029 is an apocalyptic number.

It is an amenable number.

8149680029 is a deficient number, since it is larger than the sum of its proper divisors (1).

8149680029 is an equidigital number, since it uses as much as digits as its factorization.

8149680029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 8149680029 is about 90275.5782534789. The cubic root of 8149680029 is about 2012.3963423534.

The spelling of 8149680029 in words is "eight billion, one hundred forty-nine million, six hundred eighty thousand, twenty-nine".