3840100440815 has 16 divisors (see below), whose sum is σ = 4646849541120. Its totient is φ = 3046286476800.

The previous prime is 3840100440811. The next prime is 3840100440817. The reversal of 3840100440815 is 5180440010483.

It is not a de Polignac number, because 3840100440815 - 2² = 3840100440811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3840100440811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383450 + ... + 2797719.

It is an arithmetic number, because the mean of its divisors is an integer number (290428096320).

Almost surely, 2^{3840100440815} is an apocalyptic number.

3840100440815 is a deficient number, since it is larger than the sum of its proper divisors (806749100305).

3840100440815 is a wasteful number, since it uses less digits than its factorization.

3840100440815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3183202.

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 3840100440815 in words is "three trillion, eight hundred forty billion, one hundred million, four hundred forty thousand, eight hundred fifteen".