345184240787 has 16 divisors (see below), whose sum is σ = 361312902720. Its totient is φ = 329149742592.

The previous prime is 345184240747. The next prime is 345184240789. The reversal of 345184240787 is 787042481543.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345184240787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345184240789) 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, 23816639 + ... + 23831127.

It is an arithmetic number, because the mean of its divisors is an integer number (22582056420).

Almost surely, 2^345184240787 is an apocalyptic number.

345184240787 is a deficient number, since it is larger than the sum of its proper divisors (16128661933).

345184240787 is a wasteful number, since it uses less digits than its factorization.

345184240787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17662.

The product of its (nonzero) digits is 6021120, while the sum is 53.

The spelling of 345184240787 in words is "three hundred forty-five billion, one hundred eighty-four million, two hundred forty thousand, seven hundred eighty-seven".