2269920452085 has 120 divisors (see below), whose sum is σ = 4806681273504. Its totient is φ = 1015908117120.

The previous prime is 2269920452081. The next prime is 2269920452161. The reversal of 2269920452085 is 5802540299622.

2269920452085 is a `hidden beast` number, since 2 + 2 + 6 + 99 + 20 + 4 + 520 + 8 + 5 = 666.

It is not a de Polignac number, because 2269920452085 - 2² = 2269920452081 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2269920452081) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 754567 + ... + 2260356.

Almost surely, 2^{2269920452085} is an apocalyptic number.

It is an amenable number.

2269920452085 is an abundant number, since it is smaller than the sum of its proper divisors (2536760821419).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2269920452085 is a wasteful number, since it uses less digits than its factorization.

2269920452085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3014977 (or 3014955 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 2269920452085 in words is "two trillion, two hundred sixty-nine billion, nine hundred twenty million, four hundred fifty-two thousand, eighty-five".