345677180851 has 2 divisors, whose sum is σ = 345677180852. Its totient is φ = 345677180850.

The previous prime is 345677180839. The next prime is 345677180857. The reversal of 345677180851 is 158081776543.

It is a strong prime.

It is an emirp because it is prime and its reverse (158081776543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345677180851 - 2³³ = 337087246259 is a prime.

It is a super-2 number, since 2×345677180851² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345677180792 and 345677180801.

It is not a weakly prime, because it can be changed into another prime (345677180857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172838590425 + 172838590426.

It is an arithmetic number, because the mean of its divisors is an integer number (172838590426).

Almost surely, 2^345677180851 is an apocalyptic number.

345677180851 is a deficient number, since it is larger than the sum of its proper divisors (1).

345677180851 is an equidigital number, since it uses as much as digits as its factorization.

345677180851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5644800, while the sum is 55.

The spelling of 345677180851 in words is "three hundred forty-five billion, six hundred seventy-seven million, one hundred eighty thousand, eight hundred fifty-one".