76671254438 has 4 divisors (see below), whose sum is σ = 115006881660. Its totient is φ = 38335627218.

The previous prime is 76671254417. The next prime is 76671254449. The reversal of 76671254438 is 83445217667.

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 76671254438.

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, 19167813608 + ... + 19167813611.

It is an arithmetic number, because the mean of its divisors is an integer number (28751720415).

Almost surely, 2^76671254438 is an apocalyptic number.

76671254438 is a deficient number, since it is larger than the sum of its proper divisors (38335627222).

76671254438 is a wasteful number, since it uses less digits than its factorization.

76671254438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38335627221.

The product of its digits is 6773760, while the sum is 53.

The spelling of 76671254438 in words is "seventy-six billion, six hundred seventy-one million, two hundred fifty-four thousand, four hundred thirty-eight".