1523337420225 has 24 divisors (see below), whose sum is σ = 2580013431072. Its totient is φ = 792630851200.

The previous prime is 1523337420223. The next prime is 1523337420247. The reversal of 1523337420225 is 5220247333251.

It is not a de Polignac number, because 1523337420225 - 2¹ = 1523337420223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1523337420223) 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 23 ways as a sum of consecutive naturals, for example, 247694067 + ... + 247700216.

It is an arithmetic number, because the mean of its divisors is an integer number (107500559628).

Almost surely, 2^{1523337420225} is an apocalyptic number.

1523337420225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1523337420225 is a deficient number, since it is larger than the sum of its proper divisors (1056676010847).

1523337420225 is a wasteful number, since it uses less digits than its factorization.

1523337420225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495394337 (or 495394332 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 1523337420225 in words is "one trillion, five hundred twenty-three billion, three hundred thirty-seven million, four hundred twenty thousand, two hundred twenty-five".