2069156602 has 4 divisors (see below), whose sum is σ = 3103734906. Its totient is φ = 1034578300.

The previous prime is 2069156591. The next prime is 2069156611. The reversal of 2069156602 is 2066519602.

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

It can be written as a sum of positive squares in only one way, i.e., 1099519281 + 969637321 = 33159^2 + 31139^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517289149 + ... + 517289152.

Almost surely, 2^2069156602 is an apocalyptic number.

2069156602 is a deficient number, since it is larger than the sum of its proper divisors (1034578304).

2069156602 is a wasteful number, since it uses less digits than its factorization.

2069156602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034578303.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2069156602 is about 45487.9830504717. The cubic root of 2069156602 is about 1274.2787877098.

The spelling of 2069156602 in words is "two billion, sixty-nine million, one hundred fifty-six thousand, six hundred two".