2069279263129 has 4 divisors (see below), whose sum is σ = 2228454591076. Its totient is φ = 1910103935184.

The previous prime is 2069279263091. The next prime is 2069279263141. The reversal of 2069279263129 is 9213629729602.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 698307579904 + 1370971683225 = 835648^2 + 1170885^2 .

It is a cyclic number.

It is not a de Polignac number, because 2069279263129 - 2¹³ = 2069279254937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2069279263159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79587663954 + ... + 79587663979.

It is an arithmetic number, because the mean of its divisors is an integer number (557113647769).

Almost surely, 2^{2069279263129} is an apocalyptic number.

It is an amenable number.

2069279263129 is a deficient number, since it is larger than the sum of its proper divisors (159175327947).

2069279263129 is a wasteful number, since it uses less digits than its factorization.

2069279263129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159175327946.

The product of its (nonzero) digits is 8817984, while the sum is 58.

The spelling of 2069279263129 in words is "two trillion, sixty-nine billion, two hundred seventy-nine million, two hundred sixty-three thousand, one hundred twenty-nine".