77763420683741 has 16 divisors (see below), whose sum is σ = 86447088419328. Its totient is φ = 69465755649600.

The previous prime is 77763420683737. The next prime is 77763420683759. The reversal of 77763420683741 is 14738602436777.

It is a cyclic number.

It is not a de Polignac number, because 77763420683741 - 2² = 77763420683737 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77763420683141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135697151 + ... + 136269011.

It is an arithmetic number, because the mean of its divisors is an integer number (5402943026208).

Almost surely, 2^{77763420683741} is an apocalyptic number.

It is an amenable number.

77763420683741 is a deficient number, since it is larger than the sum of its proper divisors (8683667735587).

77763420683741 is a wasteful number, since it uses less digits than its factorization.

77763420683741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909332.

The product of its (nonzero) digits is 199148544, while the sum is 65.

The spelling of 77763420683741 in words is "seventy-seven trillion, seven hundred sixty-three billion, four hundred twenty million, six hundred eighty-three thousand, seven hundred forty-one".