773680616265 has 16 divisors (see below), whose sum is σ = 1303041038400. Its totient is φ = 390912311232.

The previous prime is 773680616257. The next prime is 773680616273. The reversal of 773680616265 is 562616086377.

It is an interprime number because it is at equal distance from previous prime (773680616257) and next prime (773680616273).

It is not a de Polignac number, because 773680616265 - 2³ = 773680616257 is a prime.

It is a super-3 number, since 3×773680616265³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1357334130 + ... + 1357334699.

It is an arithmetic number, because the mean of its divisors is an integer number (81440064900).

Almost surely, 2^773680616265 is an apocalyptic number.

It is an amenable number.

773680616265 is a deficient number, since it is larger than the sum of its proper divisors (529360422135).

773680616265 is a wasteful number, since it uses less digits than its factorization.

773680616265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714668856.

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 773680616265 in words is "seven hundred seventy-three billion, six hundred eighty million, six hundred sixteen thousand, two hundred sixty-five".