76320278337 has 4 divisors (see below), whose sum is σ = 101760371120. Its totient is φ = 50880185556.

The previous prime is 76320278297. The next prime is 76320278339. The reversal of 76320278337 is 73387202367.

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 not a de Polignac number, because 76320278337 - 2¹⁵ = 76320245569 is a prime.

It is a super-3 number, since 3×76320278337³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76320278339) 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, 12720046387 + ... + 12720046392.

It is an arithmetic number, because the mean of its divisors is an integer number (25440092780).

Almost surely, 2^76320278337 is an apocalyptic number.

It is an amenable number.

76320278337 is a deficient number, since it is larger than the sum of its proper divisors (25440092783).

76320278337 is a wasteful number, since it uses less digits than its factorization.

76320278337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25440092782.

The product of its (nonzero) digits is 1778112, while the sum is 48.

The spelling of 76320278337 in words is "seventy-six billion, three hundred twenty million, two hundred seventy-eight thousand, three hundred thirty-seven".