348065457777 has 12 divisors (see below), whose sum is σ = 521382002960. Its totient is φ = 232043638356.

The previous prime is 348065457763. The next prime is 348065457787. The reversal of 348065457777 is 777754560843.

348065457777 is a `hidden beast` number, since 3 + 4 + 8 + 0 + 6 + 54 + 577 + 7 + 7 = 666.

It is not a de Polignac number, because 348065457777 - 2⁸ = 348065457521 is a prime.

It is a super-2 number, since 2×348065457777² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348065457787) 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, 716183827 + ... + 716184312.

Almost surely, 2^348065457777 is an apocalyptic number.

It is an amenable number.

348065457777 is a deficient number, since it is larger than the sum of its proper divisors (173316545183).

348065457777 is an equidigital number, since it uses as much as digits as its factorization.

348065457777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432368154 (or 1432368142 counting only the distinct ones).

The product of its (nonzero) digits is 138297600, while the sum is 63.

The spelling of 348065457777 in words is "three hundred forty-eight billion, sixty-five million, four hundred fifty-seven thousand, seven hundred seventy-seven".