345653227503 has 32 divisors (see below), whose sum is σ = 529859635200. Its totient is φ = 222469632000.

The previous prime is 345653227499. The next prime is 345653227541. The reversal of 345653227503 is 305722356543.

345653227503 is a `hidden beast` number, since 3 + 4 + 565 + 32 + 2 + 7 + 50 + 3 = 666.

It is not a de Polignac number, because 345653227503 - 2² = 345653227499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345653227553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142098 + ... + 843503.

It is an arithmetic number, because the mean of its divisors is an integer number (16558113600).

Almost surely, 2^345653227503 is an apocalyptic number.

345653227503 is a deficient number, since it is larger than the sum of its proper divisors (184206407697).

345653227503 is a wasteful number, since it uses less digits than its factorization.

345653227503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986060 (or 986054 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 45.

The spelling of 345653227503 in words is "three hundred forty-five billion, six hundred fifty-three million, two hundred twenty-seven thousand, five hundred three".