145012666425 has 24 divisors (see below), whose sum is σ = 261550119840. Its totient is φ = 70309171200.

The previous prime is 145012666411. The next prime is 145012666439. The reversal of 145012666425 is 524666210541.

It is an interprime number because it is at equal distance from previous prime (145012666411) and next prime (145012666439).

It is not a de Polignac number, because 145012666425 - 2¹² = 145012662329 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87885640 + ... + 87887289.

It is an arithmetic number, because the mean of its divisors is an integer number (10897921660).

Almost surely, 2^145012666425 is an apocalyptic number.

145012666425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145012666425 is a deficient number, since it is larger than the sum of its proper divisors (116537453415).

145012666425 is a wasteful number, since it uses less digits than its factorization.

145012666425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175772953 (or 175772948 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 145012666425 its reverse (524666210541), we get a palindrome (669678876966).

The spelling of 145012666425 in words is "one hundred forty-five billion, twelve million, six hundred sixty-six thousand, four hundred twenty-five".