3838260865155 has 32 divisors (see below), whose sum is σ = 6614775171840. Its totient is φ = 1894231059840.

The previous prime is 3838260865139. The next prime is 3838260865171. The reversal of 3838260865155 is 5515680628383.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3838260865139) and next prime (3838260865171).

It is not a de Polignac number, because 3838260865155 - 2⁴ = 3838260865139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156587536 + ... + 156612045.

It is an arithmetic number, because the mean of its divisors is an integer number (206711724120).

Almost surely, 2^{3838260865155} is an apocalyptic number.

3838260865155 is a deficient number, since it is larger than the sum of its proper divisors (2776514306685).

3838260865155 is a wasteful number, since it uses less digits than its factorization.

3838260865155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313199651.

The product of its (nonzero) digits is 41472000, while the sum is 60.

The spelling of 3838260865155 in words is "three trillion, eight hundred thirty-eight billion, two hundred sixty million, eight hundred sixty-five thousand, one hundred fifty-five".