145204055622 has 28 divisors (see below), whose sum is σ = 326559741540. Its totient is φ = 48401351388.

The previous prime is 145204055609. The next prime is 145204055641. The reversal of 145204055622 is 226550402541.

145204055622 is a `hidden beast` number, since 1 + 4 + 5 + 20 + 4 + 0 + 5 + 5 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 49794172 + ... + 49797087.

Almost surely, 2^145204055622 is an apocalyptic number.

145204055622 is an abundant number, since it is smaller than the sum of its proper divisors (181355685918).

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

145204055622 is an frugal number, since it uses more digits than its factorization.

145204055622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99591279 (or 99591264 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 145204055622 in words is "one hundred forty-five billion, two hundred four million, fifty-five thousand, six hundred twenty-two".