3748126544 has 30 divisors (see below), whose sum is σ = 7714308894. Its totient is φ = 1763822080.

The previous prime is 3748126537. The next prime is 3748126583. The reversal of 3748126544 is 4456218473.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1135690000 + 2612436544 = 33700^2 + 51112^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3748126495 and 3748126504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 400667 + ... + 409914.

Almost surely, 2^3748126544 is an apocalyptic number.

3748126544 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3748126544 is an abundant number, since it is smaller than the sum of its proper divisors (3966182350).

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

3748126544 is a wasteful number, since it uses less digits than its factorization.

3748126544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810623 (or 810600 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The square root of 3748126544 is about 61221.9449544034. The cubic root of 3748126544 is about 1553.3574870630.

The spelling of 3748126544 in words is "three billion, seven hundred forty-eight million, one hundred twenty-six thousand, five hundred forty-four".