345228478725 has 48 divisors (see below), whose sum is σ = 631296872192. Its totient is φ = 165365141760.

The previous prime is 345228478717. The next prime is 345228478733. The reversal of 345228478725 is 527874822543.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (345228478717) and next prime (345228478733).

It is not a de Polignac number, because 345228478725 - 2³ = 345228478717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4748797 + ... + 4820946.

Almost surely, 2^345228478725 is an apocalyptic number.

It is an amenable number.

345228478725 is a deficient number, since it is larger than the sum of its proper divisors (286068393467).

345228478725 is a wasteful number, since it uses less digits than its factorization.

345228478725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9569806 (or 9569801 counting only the distinct ones).

The product of its digits is 30105600, while the sum is 57.

The spelling of 345228478725 in words is "three hundred forty-five billion, two hundred twenty-eight million, four hundred seventy-eight thousand, seven hundred twenty-five".