2153714544 has 120 divisors (see below), whose sum is σ = 6129107712. Its totient is φ = 705882240.

The previous prime is 2153714533. The next prime is 2153714561. The reversal of 2153714544 is 4454173512.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2153714499 and 2153714508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4386139 + ... + 4386629.

Almost surely, 2^2153714544 is an apocalyptic number.

2153714544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2153714544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064553856).

2153714544 is an abundant number, since it is smaller than the sum of its proper divisors (3975393168).

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

2153714544 is a wasteful number, since it uses less digits than its factorization.

2153714544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 946 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 2153714544 is about 46408.1301497916. The cubic root of 2153714544 is about 1291.4057435765.

The spelling of 2153714544 in words is "two billion, one hundred fifty-three million, seven hundred fourteen thousand, five hundred forty-four".