2758955656189 has 8 divisors (see below), whose sum is σ = 2951773093280. Its totient is φ = 2570899143600.

The previous prime is 2758955656187. The next prime is 2758955656217. The reversal of 2758955656189 is 9816565598572.

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

It is not a de Polignac number, because 2758955656189 - 2¹ = 2758955656187 is a prime.

It is a super-2 number, since 2×2758955656189² (a number of 26 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 (2758955656183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190229927 + ... + 1190232244.

It is an arithmetic number, because the mean of its divisors is an integer number (368971636660).

Almost surely, 2^{2758955656189} is an apocalyptic number.

It is an amenable number.

2758955656189 is a deficient number, since it is larger than the sum of its proper divisors (192817437091).

2758955656189 is a wasteful number, since it uses less digits than its factorization.

2758955656189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380462251.

The product of its digits is 1632960000, while the sum is 76.

The spelling of 2758955656189 in words is "two trillion, seven hundred fifty-eight billion, nine hundred fifty-five million, six hundred fifty-six thousand, one hundred eighty-nine".