145304424514622 has 4 divisors (see below), whose sum is σ = 217956636771936. Its totient is φ = 72652212257310.

The previous prime is 145304424514591. The next prime is 145304424514661. The reversal of 145304424514622 is 226415424403541.

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

It is a super-2 number, since 2×145304424514622² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36326106128654 + ... + 36326106128657.

It is an arithmetic number, because the mean of its divisors is an integer number (54489159192984).

Almost surely, 2^{145304424514622} is an apocalyptic number.

145304424514622 is a deficient number, since it is larger than the sum of its proper divisors (72652212257314).

145304424514622 is an equidigital number, since it uses as much as digits as its factorization.

145304424514622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72652212257313.

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 145304424514622 in words is "one hundred forty-five trillion, three hundred four billion, four hundred twenty-four million, five hundred fourteen thousand, six hundred twenty-two".