20034245076677 has 16 divisors (see below), whose sum is σ = 21616486792320. Its totient is φ = 18457885368000.

The previous prime is 20034245076649. The next prime is 20034245076689. The reversal of 20034245076677 is 77667054243002.

It is a happy number.

It is not a de Polignac number, because 20034245076677 - 2⁶ = 20034245076613 is a prime.

It is a super-2 number, since 2×20034245076677² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034245076877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135796802 + ... + 135944252.

It is an arithmetic number, because the mean of its divisors is an integer number (1351030424520).

Almost surely, 2^{20034245076677} is an apocalyptic number.

It is an amenable number.

20034245076677 is a deficient number, since it is larger than the sum of its proper divisors (1582241715643).

20034245076677 is a wasteful number, since it uses less digits than its factorization.

20034245076677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167324.

The product of its (nonzero) digits is 11854080, while the sum is 53.

The spelling of 20034245076677 in words is "twenty trillion, thirty-four billion, two hundred forty-five million, seventy-six thousand, six hundred seventy-seven".