77734863580604 has 6 divisors (see below), whose sum is σ = 136036011266064. Its totient is φ = 38867431790300.

The previous prime is 77734863580531. The next prime is 77734863580609. The reversal of 77734863580604 is 40608536843777.

It is a super-3 number, since 3×77734863580604³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77734863580609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9716857947572 + ... + 9716857947579.

It is an arithmetic number, because the mean of its divisors is an integer number (22672668544344).

Almost surely, 2^{77734863580604} is an apocalyptic number.

It is an amenable number.

77734863580604 is a deficient number, since it is larger than the sum of its proper divisors (58301147685460).

77734863580604 is a wasteful number, since it uses less digits than its factorization.

77734863580604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19433715895155 (or 19433715895153 counting only the distinct ones).

The product of its (nonzero) digits is 568995840, while the sum is 68.

The spelling of 77734863580604 in words is "seventy-seven trillion, seven hundred thirty-four billion, eight hundred sixty-three million, five hundred eighty thousand, six hundred four".