850377422545 has 64 divisors (see below), whose sum is σ = 1261642604544. Its totient is φ = 537601236480.

The previous prime is 850377422533. The next prime is 850377422567. The reversal of 850377422545 is 545224773058.

It is not a de Polignac number, because 850377422545 - 2¹⁷ = 850377291473 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 850377422492 and 850377422501.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2584204 + ... + 2894626.

It is an arithmetic number, because the mean of its divisors is an integer number (19713165696).

Almost surely, 2^850377422545 is an apocalyptic number.

It is an amenable number.

850377422545 is a deficient number, since it is larger than the sum of its proper divisors (411265181999).

850377422545 is a wasteful number, since it uses less digits than its factorization.

850377422545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310582.

The product of its (nonzero) digits is 9408000, while the sum is 52.

The spelling of 850377422545 in words is "eight hundred fifty billion, three hundred seventy-seven million, four hundred twenty-two thousand, five hundred forty-five".