2069077621247 has 48 divisors (see below), whose sum is σ = 2643197703552. Its totient is φ = 1604988665280.

The previous prime is 2069077621243. The next prime is 2069077621291. The reversal of 2069077621247 is 7421267709602.

It is a happy number.

It is not a de Polignac number, because 2069077621247 - 2² = 2069077621243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2069077621243) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8890388 + ... + 9120150.

It is an arithmetic number, because the mean of its divisors is an integer number (55066618824).

Almost surely, 2^{2069077621247} is an apocalyptic number.

2069077621247 is a deficient number, since it is larger than the sum of its proper divisors (574120082305).

2069077621247 is a wasteful number, since it uses less digits than its factorization.

2069077621247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230068 (or 230061 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 53.

The spelling of 2069077621247 in words is "two trillion, sixty-nine billion, seventy-seven million, six hundred twenty-one thousand, two hundred forty-seven".