47861082877 has 4 divisors (see below), whose sum is σ = 48974131360. Its totient is φ = 46748034396.

The previous prime is 47861082853. The next prime is 47861082883. The reversal of 47861082877 is 77828016874.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47861082877 - 2¹⁹ = 47860558589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47861082887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556524177 + ... + 556524262.

It is an arithmetic number, because the mean of its divisors is an integer number (12243532840).

Almost surely, 2^47861082877 is an apocalyptic number.

It is an amenable number.

47861082877 is a deficient number, since it is larger than the sum of its proper divisors (1113048483).

47861082877 is a wasteful number, since it uses less digits than its factorization.

47861082877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113048482.

The product of its (nonzero) digits is 8429568, while the sum is 58.

The spelling of 47861082877 in words is "forty-seven billion, eight hundred sixty-one million, eighty-two thousand, eight hundred seventy-seven".