77062139113 has 4 divisors (see below), whose sum is σ = 77067203328. Its totient is φ = 77057074900.

The previous prime is 77062139041. The next prime is 77062139131. The reversal of 77062139113 is 31193126077.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31193126077 = 1657 ⋅18825061.

It is a cyclic number.

It is not a de Polignac number, because 77062139113 - 2²⁹ = 76525268201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77062139173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2509213 + ... + 2539738.

It is an arithmetic number, because the mean of its divisors is an integer number (19266800832).

Almost surely, 2^77062139113 is an apocalyptic number.

It is an amenable number.

77062139113 is a deficient number, since it is larger than the sum of its proper divisors (5064215).

77062139113 is a wasteful number, since it uses less digits than its factorization.

77062139113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5064214.

The product of its (nonzero) digits is 47628, while the sum is 40.

The spelling of 77062139113 in words is "seventy-seven billion, sixty-two million, one hundred thirty-nine thousand, one hundred thirteen".