145425200434 has 16 divisors (see below), whose sum is σ = 219783182400. Its totient is φ = 72165219984.

The previous prime is 145425200429. The next prime is 145425200449. The reversal of 145425200434 is 434002524541.

It is a super-2 number, since 2×145425200434² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145425200434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147 + ... + 539305.

It is an arithmetic number, because the mean of its divisors is an integer number (13736448900).

Almost surely, 2^145425200434 is an apocalyptic number.

145425200434 is a deficient number, since it is larger than the sum of its proper divisors (74357981966).

145425200434 is a wasteful number, since it uses less digits than its factorization.

145425200434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540177.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 145425200434 its reverse (434002524541), we get a palindrome (579427724975).

The spelling of 145425200434 in words is "one hundred forty-five billion, four hundred twenty-five million, two hundred thousand, four hundred thirty-four".