77343346131 has 8 divisors (see below), whose sum is σ = 103161607824. Its totient is φ = 51543657600.

The previous prime is 77343346099. The next prime is 77343346133. The reversal of 77343346131 is 13164334377.

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

It is not a de Polignac number, because 77343346131 - 2⁵ = 77343346099 is a prime.

It is a super-2 number, since 2×77343346131² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77343346133) 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, 4633570 + ... + 4650231.

It is an arithmetic number, because the mean of its divisors is an integer number (12895200978).

Almost surely, 2^77343346131 is an apocalyptic number.

77343346131 is a deficient number, since it is larger than the sum of its proper divisors (25818261693).

77343346131 is a wasteful number, since it uses less digits than its factorization.

77343346131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9286581.

The product of its digits is 381024, while the sum is 42.

The spelling of 77343346131 in words is "seventy-seven billion, three hundred forty-three million, three hundred forty-six thousand, one hundred thirty-one".