77344344106 has 4 divisors (see below), whose sum is σ = 116016516162. Its totient is φ = 38672172052.

The previous prime is 77344344101. The next prime is 77344344137. The reversal of 77344344106 is 60144344377.

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

It can be written as a sum of positive squares in only one way, i.e., 65540608081 + 11803736025 = 256009^2 + 108645^2 .

It is not an unprimeable number, because it can be changed into a prime (77344344101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19336086025 + ... + 19336086028.

Almost surely, 2^77344344106 is an apocalyptic number.

77344344106 is a deficient number, since it is larger than the sum of its proper divisors (38672172056).

77344344106 is a wasteful number, since it uses less digits than its factorization.

77344344106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38672172055.

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 77344344106 in words is "seventy-seven billion, three hundred forty-four million, three hundred forty-four thousand, one hundred six".