345500477029 has 2 divisors, whose sum is σ = 345500477030. Its totient is φ = 345500477028.

The previous prime is 345500476999. The next prime is 345500477083. The reversal of 345500477029 is 920774005543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173443096225 + 172057380804 = 416465^2 + 414798^2 .

It is a cyclic number.

It is not a de Polignac number, because 345500477029 - 2¹³ = 345500468837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345500477029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345500477089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172750238514 + 172750238515.

It is an arithmetic number, because the mean of its divisors is an integer number (172750238515).

Almost surely, 2^345500477029 is an apocalyptic number.

It is an amenable number.

345500477029 is a deficient number, since it is larger than the sum of its proper divisors (1).

345500477029 is an equidigital number, since it uses as much as digits as its factorization.

345500477029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 345500477029 in words is "three hundred forty-five billion, five hundred million, four hundred seventy-seven thousand, twenty-nine".