345262261371 has 16 divisors (see below), whose sum is σ = 463205433600. Its totient is φ = 228748543328.

The previous prime is 345262261361. The next prime is 345262261381. The reversal of 345262261371 is 173162262543.

It is an interprime number because it is at equal distance from previous prime (345262261361) and next prime (345262261381).

It is a cyclic number.

It is not a de Polignac number, because 345262261371 - 2²¹ = 345260164219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345262261301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 682690 + ... + 1075448.

It is an arithmetic number, because the mean of its divisors is an integer number (28950339600).

Almost surely, 2^345262261371 is an apocalyptic number.

345262261371 is a deficient number, since it is larger than the sum of its proper divisors (117943172229).

345262261371 is a wasteful number, since it uses less digits than its factorization.

345262261371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394578.

The product of its digits is 362880, while the sum is 42.

The spelling of 345262261371 in words is "three hundred forty-five billion, two hundred sixty-two million, two hundred sixty-one thousand, three hundred seventy-one".