3755063638 has 16 divisors (see below), whose sum is σ = 5776958880. Its totient is φ = 1829521600.

The previous prime is 3755063633. The next prime is 3755063647. The reversal of 3755063638 is 8363605573.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3755063633) 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, 41508 + ... + 96088.

It is an arithmetic number, because the mean of its divisors is an integer number (361059930).

Almost surely, 2^3755063638 is an apocalyptic number.

3755063638 is a deficient number, since it is larger than the sum of its proper divisors (2021895242).

3755063638 is a wasteful number, since it uses less digits than its factorization.

3755063638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55463.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The square root of 3755063638 is about 61278.5740532529. The cubic root of 3755063638 is about 1554.3152229348.

The spelling of 3755063638 in words is "three billion, seven hundred fifty-five million, sixty-three thousand, six hundred thirty-eight".