80902992239 has 2 divisors, whose sum is σ = 80902992240. Its totient is φ = 80902992238.

The previous prime is 80902992227. The next prime is 80902992251. The reversal of 80902992239 is 93229920908.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (80902992227) and next prime (80902992251).

It is a cyclic number.

It is not a de Polignac number, because 80902992239 - 2¹⁶ = 80902926703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80902992739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40451496119 + 40451496120.

It is an arithmetic number, because the mean of its divisors is an integer number (40451496120).

Almost surely, 2^80902992239 is an apocalyptic number.

80902992239 is a deficient number, since it is larger than the sum of its proper divisors (1).

80902992239 is an equidigital number, since it uses as much as digits as its factorization.

80902992239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 80902992239 in words is "eighty billion, nine hundred two million, nine hundred ninety-two thousand, two hundred thirty-nine".