74871469811 has 4 divisors (see below), whose sum is σ = 74904209952. Its totient is φ = 74838729672.

The previous prime is 74871469807. The next prime is 74871469837. The reversal of 74871469811 is 11896417847.

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

It is a cyclic number.

It is not a de Polignac number, because 74871469811 - 2² = 74871469807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74871468811) 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, 16366640 + ... + 16371213.

It is an arithmetic number, because the mean of its divisors is an integer number (18726052488).

Almost surely, 2^74871469811 is an apocalyptic number.

74871469811 is a deficient number, since it is larger than the sum of its proper divisors (32740141).

74871469811 is a wasteful number, since it uses less digits than its factorization.

74871469811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32740140.

The product of its digits is 2709504, while the sum is 56.

The spelling of 74871469811 in words is "seventy-four billion, eight hundred seventy-one million, four hundred sixty-nine thousand, eight hundred eleven".