3807117725545 has 32 divisors (see below), whose sum is σ = 4661048770560. Its totient is φ = 2984779765440.

The previous prime is 3807117725539. The next prime is 3807117725561. The reversal of 3807117725545 is 5455277117083.

It is not a de Polignac number, because 3807117725545 - 2¹⁹ = 3807117201257 is a prime.

It is a super-3 number, since 3×3807117725545³ (a number of 39 digits) contains 333 as substring.

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, 22177432 + ... + 22348438.

It is an arithmetic number, because the mean of its divisors is an integer number (145657774080).

Almost surely, 2^{3807117725545} is an apocalyptic number.

It is an amenable number.

3807117725545 is a deficient number, since it is larger than the sum of its proper divisors (853931045015).

3807117725545 is a wasteful number, since it uses less digits than its factorization.

3807117725545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171565.

The product of its (nonzero) digits is 8232000, while the sum is 55.

The spelling of 3807117725545 in words is "three trillion, eight hundred seven billion, one hundred seventeen million, seven hundred twenty-five thousand, five hundred forty-five".