348042402305 has 16 divisors (see below), whose sum is σ = 449829377424. Its totient is φ = 256986497280.

The previous prime is 348042402299. The next prime is 348042402311. The reversal of 348042402305 is 503204240843.

It is an interprime number because it is at equal distance from previous prime (348042402299) and next prime (348042402311).

It can be written as a sum of positive squares in 8 ways, for example, as 8582354881 + 339460047424 = 92641^2 + 582632^2 .

It is not a de Polignac number, because 348042402305 - 2⁶ = 348042402241 is a prime.

It is a super-2 number, since 2×348042402305² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273827 + ... + 878103.

It is an arithmetic number, because the mean of its divisors is an integer number (28114336089).

Almost surely, 2^348042402305 is an apocalyptic number.

It is an amenable number.

348042402305 is a deficient number, since it is larger than the sum of its proper divisors (101786975119).

348042402305 is a wasteful number, since it uses less digits than its factorization.

348042402305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613156.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 348042402305 in words is "three hundred forty-eight billion, forty-two million, four hundred two thousand, three hundred five".