2136248544 has 48 divisors (see below), whose sum is σ = 5623808400. Its totient is φ = 710031360.

The previous prime is 2136248519. The next prime is 2136248551. The reversal of 2136248544 is 4458426312.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624 + ... + 65384.

It is an arithmetic number, because the mean of its divisors is an integer number (117162675).

Almost surely, 2^2136248544 is an apocalyptic number.

2136248544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2136248544 is an abundant number, since it is smaller than the sum of its proper divisors (3487559856).

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

2136248544 is a wasteful number, since it uses less digits than its factorization.

2136248544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64123 (or 64115 counting only the distinct ones).

The product of its digits is 184320, while the sum is 39.

The square root of 2136248544 is about 46219.5688426450. The cubic root of 2136248544 is about 1287.9052886133.

The spelling of 2136248544 in words is "two billion, one hundred thirty-six million, two hundred forty-eight thousand, five hundred forty-four".