3850555538415 has 16 divisors (see below), whose sum is σ = 6161150383200. Its totient is φ = 2053542446592.

The previous prime is 3850555538341. The next prime is 3850555538443. The reversal of 3850555538415 is 5148355550583.

It is a happy number.

It is not a de Polignac number, because 3850555538415 - 2⁹ = 3850555537903 is a prime.

It is a super-3 number, since 3×3850555538415³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5082430 + ... + 5790699.

It is an arithmetic number, because the mean of its divisors is an integer number (385071898950).

Almost surely, 2^{3850555538415} is an apocalyptic number.

3850555538415 is a deficient number, since it is larger than the sum of its proper divisors (2310594844785).

3850555538415 is a wasteful number, since it uses less digits than its factorization.

3850555538415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10896746.

The product of its (nonzero) digits is 36000000, while the sum is 57.

The spelling of 3850555538415 in words is "three trillion, eight hundred fifty billion, five hundred fifty-five million, five hundred thirty-eight thousand, four hundred fifteen".