47867931142 has 4 divisors (see below), whose sum is σ = 71801896716. Its totient is φ = 23933965570.

The previous prime is 47867931073. The next prime is 47867931151. The reversal of 47867931142 is 24113976874.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 47867931142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11966982784 + ... + 11966982787.

It is an arithmetic number, because the mean of its divisors is an integer number (17950474179).

Almost surely, 2^47867931142 is an apocalyptic number.

47867931142 is a deficient number, since it is larger than the sum of its proper divisors (23933965574).

47867931142 is a wasteful number, since it uses less digits than its factorization.

47867931142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23933965573.

The product of its digits is 2032128, while the sum is 52.

The spelling of 47867931142 in words is "forty-seven billion, eight hundred sixty-seven million, nine hundred thirty-one thousand, one hundred forty-two".