77482272345 has 8 divisors (see below), whose sum is σ = 123971635776. Its totient is φ = 41323878576.

The previous prime is 77482272331. The next prime is 77482272347. The reversal of 77482272345 is 54327228477.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 77482272345 - 2¹¹ = 77482270297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77482272347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2582742397 + ... + 2582742426.

It is an arithmetic number, because the mean of its divisors is an integer number (15496454472).

Almost surely, 2^77482272345 is an apocalyptic number.

It is an amenable number.

77482272345 is a deficient number, since it is larger than the sum of its proper divisors (46489363431).

77482272345 is a wasteful number, since it uses less digits than its factorization.

77482272345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165484831.

The product of its digits is 5268480, while the sum is 51.

The spelling of 77482272345 in words is "seventy-seven billion, four hundred eighty-two million, two hundred seventy-two thousand, three hundred forty-five".