145134122664 has 32 divisors (see below), whose sum is σ = 362874385440. Its totient is φ = 48372830400.

The previous prime is 145134122657. The next prime is 145134122677. The reversal of 145134122664 is 466221431541.

145134122664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145134122664² (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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94842 + ... + 547049.

It is an arithmetic number, because the mean of its divisors is an integer number (11339824545).

Almost surely, 2^145134122664 is an apocalyptic number.

It is an amenable number.

145134122664 is an abundant number, since it is smaller than the sum of its proper divisors (217740262776).

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

145134122664 is a wasteful number, since it uses less digits than its factorization.

145134122664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651321 (or 651317 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The spelling of 145134122664 in words is "one hundred forty-five billion, one hundred thirty-four million, one hundred twenty-two thousand, six hundred sixty-four".