2069351677 has 2 divisors, whose sum is σ = 2069351678. Its totient is φ = 2069351676.

The previous prime is 2069351657. The next prime is 2069351689. The reversal of 2069351677 is 7761539602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1927122201 + 142229476 = 43899^2 + 11926^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2069351677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2069351657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034675838 + 1034675839.

It is an arithmetic number, because the mean of its divisors is an integer number (1034675839).

Almost surely, 2^2069351677 is an apocalyptic number.

It is an amenable number.

2069351677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2069351677 is an equidigital number, since it uses as much as digits as its factorization.

2069351677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 2069351677 is about 45490.1272475688. The cubic root of 2069351677 is about 1274.3188317424.

The spelling of 2069351677 in words is "two billion, sixty-nine million, three hundred fifty-one thousand, six hundred seventy-seven".