345675774771 has 16 divisors (see below), whose sum is σ = 512183253120. Its totient is φ = 230418569160.

The previous prime is 345675774761. The next prime is 345675774803. The reversal of 345675774771 is 177477576543.

345675774771 is a `hidden beast` number, since 3 + 4 + 56 + 7 + 577 + 4 + 7 + 7 + 1 = 666.

It is not a de Polignac number, because 345675774771 - 2⁹ = 345675774259 is a prime.

It is a super-2 number, since 2×345675774771² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345675774699 and 345675774708.

It is not an unprimeable number, because it can be changed into a prime (345675774701) 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, 688245 + ... + 1079366.

It is an arithmetic number, because the mean of its divisors is an integer number (32011453320).

Almost surely, 2^345675774771 is an apocalyptic number.

345675774771 is a deficient number, since it is larger than the sum of its proper divisors (166507478349).

345675774771 is a wasteful number, since it uses less digits than its factorization.

345675774771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774863 (or 1774857 counting only the distinct ones).

The product of its digits is 121010400, while the sum is 63.

The spelling of 345675774771 in words is "three hundred forty-five billion, six hundred seventy-five million, seven hundred seventy-four thousand, seven hundred seventy-one".