145522104254 has 4 divisors (see below), whose sum is σ = 218283156384. Its totient is φ = 72761052126.

The previous prime is 145522104251. The next prime is 145522104323. The reversal of 145522104254 is 452401225541.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145522104251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36380526062 + ... + 36380526065.

It is an arithmetic number, because the mean of its divisors is an integer number (54570789096).

Almost surely, 2^145522104254 is an apocalyptic number.

145522104254 is a deficient number, since it is larger than the sum of its proper divisors (72761052130).

145522104254 is an equidigital number, since it uses as much as digits as its factorization.

145522104254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72761052129.

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 145522104254 its reverse (452401225541), we get a palindrome (597923329795).

The spelling of 145522104254 in words is "one hundred forty-five billion, five hundred twenty-two million, one hundred four thousand, two hundred fifty-four".