145123452434322 has 24 divisors (see below), whose sum is σ = 318222510160464. Its totient is φ = 47791659034104.

The previous prime is 145123452434209. The next prime is 145123452434417. The reversal of 145123452434322 is 223434254321541.

145123452434322 is a `hidden beast` number, since 1 + 4 + 5 + 1 + 2 + 345 + 243 + 43 + 22 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48568757688 + ... + 48568760675.

It is an arithmetic number, because the mean of its divisors is an integer number (13259271256686).

Almost surely, 2^{145123452434322} is an apocalyptic number.

145123452434322 is an abundant number, since it is smaller than the sum of its proper divisors (173099057726142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145123452434322 is a wasteful number, since it uses less digits than its factorization.

145123452434322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97137518454 (or 97137518451 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 45.

The spelling of 145123452434322 in words is "one hundred forty-five trillion, one hundred twenty-three billion, four hundred fifty-two million, four hundred thirty-four thousand, three hundred twenty-two".