2185634427152 has 20 divisors (see below), whose sum is σ = 4619636403216. Its totient is φ = 993470194080.

The previous prime is 2185634427149. The next prime is 2185634427167. The reversal of 2185634427152 is 2517244365812.

It is a super-3 number, since 3×2185634427152³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2185634427152.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6209188538 + ... + 6209188889.

Almost surely, 2^{2185634427152} is an apocalyptic number.

2185634427152 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2185634427152 is an abundant number, since it is smaller than the sum of its proper divisors (2434001976064).

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

2185634427152 is a wasteful number, since it uses less digits than its factorization.

2185634427152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12418377446 (or 12418377440 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 50.

The spelling of 2185634427152 in words is "two trillion, one hundred eighty-five billion, six hundred thirty-four million, four hundred twenty-seven thousand, one hundred fifty-two".