345087719328 has 48 divisors (see below), whose sum is σ = 988205744736. Its totient is φ = 104572035840.

The previous prime is 345087719293. The next prime is 345087719467. The reversal of 345087719328 is 823917780543.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 163392751 + ... + 163394862.

It is an arithmetic number, because the mean of its divisors is an integer number (20587619682).

Almost surely, 2^345087719328 is an apocalyptic number.

It is an amenable number.

345087719328 is an abundant number, since it is smaller than the sum of its proper divisors (643118025408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345087719328 is a wasteful number, since it uses less digits than its factorization.

345087719328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326787637 (or 326787629 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 57.

It can be divided in two parts, 3450 and 87719328, that added together give a palindrome (87722778).

The spelling of 345087719328 in words is "three hundred forty-five billion, eighty-seven million, seven hundred nineteen thousand, three hundred twenty-eight".