145422546532 has 6 divisors (see below), whose sum is σ = 254489456438. Its totient is φ = 72711273264.

The previous prime is 145422546517. The next prime is 145422546587. The reversal of 145422546532 is 235645224541.

It can be written as a sum of positive squares in only one way, i.e., 113175725056 + 32246821476 = 336416^2 + 179574^2 .

It is a super-2 number, since 2×145422546532² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18177818313 + ... + 18177818320.

Almost surely, 2^145422546532 is an apocalyptic number.

It is an amenable number.

145422546532 is a deficient number, since it is larger than the sum of its proper divisors (109066909906).

145422546532 is a wasteful number, since it uses less digits than its factorization.

145422546532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36355636637 (or 36355636635 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 43.

The spelling of 145422546532 in words is "one hundred forty-five billion, four hundred twenty-two million, five hundred forty-six thousand, five hundred thirty-two".