145469105664 has 80 divisors (see below), whose sum is σ = 391161089088. Its totient is φ = 48036472832.

The previous prime is 145469105611. The next prime is 145469105773. The reversal of 145469105664 is 466501964541.

It is a super-2 number, since 2×145469105664² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278202 + ... + 606905.

Almost surely, 2^145469105664 is an apocalyptic number.

It is an amenable number.

145469105664 is an abundant number, since it is smaller than the sum of its proper divisors (245691983424).

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

145469105664 is an equidigital number, since it uses as much as digits as its factorization.

145469105664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885235 (or 885219 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 145469105664 in words is "one hundred forty-five billion, four hundred sixty-nine million, one hundred five thousand, six hundred sixty-four".