245154350225 has 6 divisors (see below), whose sum is σ = 303991394310. Its totient is φ = 196123480160.

The previous prime is 245154350219. The next prime is 245154350249. The reversal of 245154350225 is 522053451542.

It can be written as a sum of positive squares in 3 ways, for example, as 5570532496 + 239583817729 = 74636^2 + 489473^2 .

It is not a de Polignac number, because 245154350225 - 2³⁴ = 227974481041 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4903086980 + ... + 4903087029.

It is an arithmetic number, because the mean of its divisors is an integer number (50665232385).

Almost surely, 2^245154350225 is an apocalyptic number.

245154350225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245154350225 is a deficient number, since it is larger than the sum of its proper divisors (58837044085).

245154350225 is an equidigital number, since it uses as much as digits as its factorization.

245154350225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9806174019 (or 9806174014 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 38.

The spelling of 245154350225 in words is "two hundred forty-five billion, one hundred fifty-four million, three hundred fifty thousand, two hundred twenty-five".