145562255405122 has 32 divisors (see below), whose sum is σ = 239160797374320. Its totient is φ = 66137345218560.

The previous prime is 145562255405081. The next prime is 145562255405159. The reversal of 145562255405122 is 221504552265541.

It can be written as a sum of positive squares in 8 ways, for example, as 76691161507801 + 68871093897321 = 8757349^2 + 8298861^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162279222 + ... + 163173742.

Almost surely, 2^{145562255405122} is an apocalyptic number.

145562255405122 is a deficient number, since it is larger than the sum of its proper divisors (93598541969198).

145562255405122 is a wasteful number, since it uses less digits than its factorization.

145562255405122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059606.

The product of its (nonzero) digits is 4800000, while the sum is 49.

The spelling of 145562255405122 in words is "one hundred forty-five trillion, five hundred sixty-two billion, two hundred fifty-five million, four hundred five thousand, one hundred twenty-two".