77340534041345 has 16 divisors (see below), whose sum is σ = 93068836341120. Its totient is φ = 61698969780864.

The previous prime is 77340534041339. The next prime is 77340534041357. The reversal of 77340534041345 is 54314043504377.

It is a cyclic number.

It is not a de Polignac number, because 77340534041345 - 2¹⁰ = 77340534040321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77340534041293 and 77340534041302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107731754 + ... + 108447276.

It is an arithmetic number, because the mean of its divisors is an integer number (5816802271320).

Almost surely, 2^{77340534041345} is an apocalyptic number.

It is an amenable number.

77340534041345 is a deficient number, since it is larger than the sum of its proper divisors (15728302299775).

77340534041345 is a wasteful number, since it uses less digits than its factorization.

77340534041345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776104.

The product of its (nonzero) digits is 8467200, while the sum is 50.

The spelling of 77340534041345 in words is "seventy-seven trillion, three hundred forty billion, five hundred thirty-four million, forty-one thousand, three hundred forty-five".