77434033110001 has 4 divisors (see below), whose sum is σ = 78119290040292. Its totient is φ = 76748776179712.

The previous prime is 77434033109957. The next prime is 77434033110019. The reversal of 77434033110001 is 10001133043477.

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

It can be written as a sum of positive squares in 2 ways, for example, as 18965850800400 + 58468182309601 = 4354980^2 + 7646449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77434033110001 is a prime.

It is a super-2 number, since 2×77434033110001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77434003110001) 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, 342628464976 + ... + 342628465201.

It is an arithmetic number, because the mean of its divisors is an integer number (19529822510073).

Almost surely, 2^{77434033110001} is an apocalyptic number.

It is an amenable number.

77434033110001 is a deficient number, since it is larger than the sum of its proper divisors (685256930291).

77434033110001 is a wasteful number, since it uses less digits than its factorization.

77434033110001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685256930290.

The product of its (nonzero) digits is 21168, while the sum is 34.

Adding to 77434033110001 its reverse (10001133043477), we get a palindrome (87435166153478).

The spelling of 77434033110001 in words is "seventy-seven trillion, four hundred thirty-four billion, thirty-three million, one hundred ten thousand, one".