145051202025 has 36 divisors (see below), whose sum is σ = 261396768048. Its totient is φ = 76886016480.

The previous prime is 145051202017. The next prime is 145051202059. The reversal of 145051202025 is 520202150541.

145051202025 is a `hidden beast` number, since 1 + 450 + 5 + 1 + 2 + 0 + 202 + 5 = 666.

It is not a de Polignac number, because 145051202025 - 2³ = 145051202017 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145051202025.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1940847 + ... + 2014196.

Almost surely, 2^145051202025 is an apocalyptic number.

145051202025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145051202025 is a deficient number, since it is larger than the sum of its proper divisors (116345566023).

145051202025 is a wasteful number, since it uses less digits than its factorization.

145051202025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3955222 (or 3955214 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

Adding to 145051202025 its reverse (520202150541), we get a palindrome (665253352566).

The spelling of 145051202025 in words is "one hundred forty-five billion, fifty-one million, two hundred two thousand, twenty-five".