2127774370944 has 64 divisors (see below), whose sum is σ = 5736257468640. Its totient is φ = 698672173056.

The previous prime is 2127774370921. The next prime is 2127774370949. The reversal of 2127774370944 is 4490734777212.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×2127774370944² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2127774370949) 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, 41325609 + ... + 41377064.

Almost surely, 2^{2127774370944} is an apocalyptic number.

2127774370944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2127774370944 is an abundant number, since it is smaller than the sum of its proper divisors (3608483097696).

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

2127774370944 is an equidigital number, since it uses as much as digits as its factorization.

2127774370944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82702757 (or 82702745 counting only the distinct ones).

The product of its (nonzero) digits is 16595712, while the sum is 57.

The spelling of 2127774370944 in words is "two trillion, one hundred twenty-seven billion, seven hundred seventy-four million, three hundred seventy thousand, nine hundred forty-four".