20770840697914 has 8 divisors (see below), whose sum is σ = 31222976810688. Its totient is φ = 10363181761020.

The previous prime is 20770840697911. The next prime is 20770840697927. The reversal of 20770840697914 is 41979604807702.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20770840697911) 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, 11119292802 + ... + 11119294669.

It is an arithmetic number, because the mean of its divisors is an integer number (3902872101336).

Almost surely, 2^{20770840697914} is an apocalyptic number.

20770840697914 is a deficient number, since it is larger than the sum of its proper divisors (10452136112774).

20770840697914 is a wasteful number, since it uses less digits than its factorization.

20770840697914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22238587940.

The product of its (nonzero) digits is 42674688, while the sum is 64.

The spelling of 20770840697914 in words is "twenty trillion, seven hundred seventy billion, eight hundred forty million, six hundred ninety-seven thousand, nine hundred fourteen".