145234231400425 has 6 divisors (see below), whose sum is σ = 180090446936558. Its totient is φ = 116187385120320.

The previous prime is 145234231400393. The next prime is 145234231400431. The reversal of 145234231400425 is 524004132432541.

It can be written as a sum of positive squares in 3 ways, for example, as 14425350917184 + 130808880483241 = 3798072^2 + 11437171^2 .

It is not a de Polignac number, because 145234231400425 - 2⁵ = 145234231400393 is a prime.

It is a Duffinian 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, 2904684627984 + ... + 2904684628033.

Almost surely, 2^{145234231400425} is an apocalyptic number.

It is an amenable number.

145234231400425 is a deficient number, since it is larger than the sum of its proper divisors (34856215536133).

145234231400425 is an equidigital number, since it uses as much as digits as its factorization.

145234231400425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5809369256027 (or 5809369256022 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 145234231400425 its reverse (524004132432541), we get a palindrome (669238363832966).

The spelling of 145234231400425 in words is "one hundred forty-five trillion, two hundred thirty-four billion, two hundred thirty-one million, four hundred thousand, four hundred twenty-five".