77104565025361 has 12 divisors (see below), whose sum is σ = 80909167002048. Its totient is φ = 73471765912424.

The previous prime is 77104565025359. The next prime is 77104565025409. The reversal of 77104565025361 is 16352056540177.

It is not a de Polignac number, because 77104565025361 - 2¹ = 77104565025359 is a prime.

It is a super-2 number, since 2×77104565025361² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 77104565025299 and 77104565025308.

It is not an unprimeable number, because it can be changed into a prime (77104565020361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 276962245 + ... + 277240498.

It is an arithmetic number, because the mean of its divisors is an integer number (6742430583504).

Almost surely, 2^{77104565025361} is an apocalyptic number.

It is an amenable number.

77104565025361 is a deficient number, since it is larger than the sum of its proper divisors (3804601976687).

77104565025361 is a wasteful number, since it uses less digits than its factorization.

77104565025361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554203052 (or 554203029 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 77104565025361 in words is "seventy-seven trillion, one hundred four billion, five hundred sixty-five million, twenty-five thousand, three hundred sixty-one".