4132620615845 has 8 divisors (see below), whose sum is σ = 4960034624376. Its totient is φ = 3305503235776.

The previous prime is 4132620615821. The next prime is 4132620615863. The reversal of 4132620615845 is 5485160262314.

It can be written as a sum of positive squares in 4 ways, for example, as 339934475521 + 3792686140324 = 583039^2 + 1947482^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4132620615845 - 2¹⁶ = 4132620550309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4132620615845.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74126462 + ... + 74182191.

It is an arithmetic number, because the mean of its divisors is an integer number (620004328047).

Almost surely, 2^{4132620615845} is an apocalyptic number.

It is an amenable number.

4132620615845 is a deficient number, since it is larger than the sum of its proper divisors (827414008531).

4132620615845 is a wasteful number, since it uses less digits than its factorization.

4132620615845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148314231.

The product of its (nonzero) digits is 1382400, while the sum is 47.

The spelling of 4132620615845 in words is "four trillion, one hundred thirty-two billion, six hundred twenty million, six hundred fifteen thousand, eight hundred forty-five".