76109898149 has 2 divisors, whose sum is σ = 76109898150. Its totient is φ = 76109898148.

The previous prime is 76109898079. The next prime is 76109898167. The reversal of 76109898149 is 94189890167.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49882095649 + 26227802500 = 223343^2 + 161950^2 .

It is a cyclic number.

It is not a de Polignac number, because 76109898149 - 2¹⁶ = 76109832613 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 76109898091 and 76109898100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76109898169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38054949074 + 38054949075.

It is an arithmetic number, because the mean of its divisors is an integer number (38054949075).

Almost surely, 2^76109898149 is an apocalyptic number.

It is an amenable number.

76109898149 is a deficient number, since it is larger than the sum of its proper divisors (1).

76109898149 is an equidigital number, since it uses as much as digits as its factorization.

76109898149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7838208, while the sum is 62.

The spelling of 76109898149 in words is "seventy-six billion, one hundred nine million, eight hundred ninety-eight thousand, one hundred forty-nine".