45843977871 has 12 divisors (see below), whose sum is σ = 66874714920. Its totient is φ = 30260050800.

The previous prime is 45843977833. The next prime is 45843977887. The reversal of 45843977871 is 17877934854.

45843977871 is a `hidden beast` number, since 4 + 58 + 439 + 77 + 87 + 1 = 666.

45843977871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45843977871 - 2³¹ = 43696494223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45843977799 and 45843977808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45843977831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25215801 + ... + 25217618.

It is an arithmetic number, because the mean of its divisors is an integer number (5572892910).

Almost surely, 2^45843977871 is an apocalyptic number.

45843977871 is a deficient number, since it is larger than the sum of its proper divisors (21030737049).

45843977871 is a wasteful number, since it uses less digits than its factorization.

45843977871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50433526 (or 50433523 counting only the distinct ones).

The product of its digits is 47416320, while the sum is 63.

The spelling of 45843977871 in words is "forty-five billion, eight hundred forty-three million, nine hundred seventy-seven thousand, eight hundred seventy-one".