77064212336361 has 16 divisors (see below), whose sum is σ = 108323614875648. Its totient is φ = 48660998864400.

The previous prime is 77064212336357. The next prime is 77064212336399. The reversal of 77064212336361 is 16363321246077.

It is not a de Polignac number, because 77064212336361 - 2² = 77064212336357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (77064212336311) 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, 8815393975 + ... + 8815402716.

It is an arithmetic number, because the mean of its divisors is an integer number (6770225929728).

Almost surely, 2^{77064212336361} is an apocalyptic number.

It is an amenable number.

77064212336361 is a deficient number, since it is larger than the sum of its proper divisors (31259402539287).

77064212336361 is a wasteful number, since it uses less digits than its factorization.

77064212336361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17630796772.

The product of its (nonzero) digits is 4572288, while the sum is 51.

The spelling of 77064212336361 in words is "seventy-seven trillion, sixty-four billion, two hundred twelve million, three hundred thirty-six thousand, three hundred sixty-one".