345184274052 has 18 divisors (see below), whose sum is σ = 872549137278. Its totient is φ = 115061424672.

The previous prime is 345184273969. The next prime is 345184274053. The reversal of 345184274052 is 250472481543.

345184274052 is a `hidden beast` number, since 3 + 4 + 518 + 42 + 7 + 40 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 343602302976 + 1581971076 = 586176^2 + 39774^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 345184273989 and 345184274007.

It is not an unprimeable number, because it can be changed into a prime (345184274053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4794225993 + ... + 4794226064.

It is an arithmetic number, because the mean of its divisors is an integer number (48474952071).

Almost surely, 2^345184274052 is an apocalyptic number.

It is an amenable number.

345184274052 is an abundant number, since it is smaller than the sum of its proper divisors (527364863226).

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

345184274052 is a wasteful number, since it uses less digits than its factorization.

345184274052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9588452067 (or 9588452062 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 345184274052 in words is "three hundred forty-five billion, one hundred eighty-four million, two hundred seventy-four thousand, fifty-two".