3807138558544 has 40 divisors (see below), whose sum is σ = 7480554972768. Its totient is φ = 1876841393280.

The previous prime is 3807138558539. The next prime is 3807138558563. The reversal of 3807138558544 is 4458558317083.

It is a happy number.

It is a super-2 number, since 2×3807138558544² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4908427 + ... + 5630890.

Almost surely, 2^{3807138558544} is an apocalyptic number.

It is an amenable number.

3807138558544 is a deficient number, since it is larger than the sum of its proper divisors (3673416414224).

3807138558544 is a wasteful number, since it uses less digits than its factorization.

3807138558544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10539643 (or 10539637 counting only the distinct ones).

The product of its (nonzero) digits is 64512000, while the sum is 61.

The spelling of 3807138558544 in words is "three trillion, eight hundred seven billion, one hundred thirty-eight million, five hundred fifty-eight thousand, five hundred forty-four".