76380350939 has 4 divisors (see below), whose sum is σ = 76650246456. Its totient is φ = 76110455424.

The previous prime is 76380350899. The next prime is 76380350947. The reversal of 76380350939 is 93905308367.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76380350939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76380350639) 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, 134947334 + ... + 134947899.

It is an arithmetic number, because the mean of its divisors is an integer number (19162561614).

Almost surely, 2^76380350939 is an apocalyptic number.

76380350939 is a deficient number, since it is larger than the sum of its proper divisors (269895517).

76380350939 is a wasteful number, since it uses less digits than its factorization.

76380350939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269895516.

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 76380350939 in words is "seventy-six billion, three hundred eighty million, three hundred fifty thousand, nine hundred thirty-nine".