20200007761919 has 16 divisors (see below), whose sum is σ = 20904302113632. Its totient is φ = 19509406470528.

The previous prime is 20200007761909. The next prime is 20200007761957. The reversal of 20200007761919 is 91916770000202.

It is a cyclic number.

It is not a de Polignac number, because 20200007761919 - 2⁸ = 20200007761663 is a prime.

It is a super-2 number, since 2×20200007761919² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20200007761919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200007761909) 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, 7070204 + ... + 9507249.

It is an arithmetic number, because the mean of its divisors is an integer number (1306518882102).

Almost surely, 2^{20200007761919} is an apocalyptic number.

20200007761919 is a deficient number, since it is larger than the sum of its proper divisors (704294351713).

20200007761919 is a wasteful number, since it uses less digits than its factorization.

20200007761919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16577866.

The product of its (nonzero) digits is 95256, while the sum is 44.

The spelling of 20200007761919 in words is "twenty trillion, two hundred billion, seven million, seven hundred sixty-one thousand, nine hundred nineteen".