3756812544 has 108 divisors (see below), whose sum is σ = 11402045200. Its totient is φ = 1186348032.

The previous prime is 3756812537. The next prime is 3756812599. The reversal of 3756812544 is 4452186573.

3756812544 is a `hidden beast` number, since 37 + 5 + 68 + 12 + 544 = 666.

3756812544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3756812544² = 28227280981511503872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3756812544.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 867 + ... + 86685.

Almost surely, 2^3756812544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3756812544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5701022600).

3756812544 is an abundant number, since it is smaller than the sum of its proper divisors (7645232656).

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

3756812544 is a wasteful number, since it uses less digits than its factorization.

3756812544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85860 (or 85843 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 3756812544 is about 61292.8425185192. The cubic root of 3756812544 is about 1554.5564908662.

It can be divided in two parts, 375681 and 2544, that added together give a square (378225 = 615²).

The spelling of 3756812544 in words is "three billion, seven hundred fifty-six million, eight hundred twelve thousand, five hundred forty-four".