145569688704 has 128 divisors (see below), whose sum is σ = 468690408000. Its totient is φ = 44112015360.

The previous prime is 145569688699. The next prime is 145569688717. The reversal of 145569688704 is 407886965541.

145569688704 is a `hidden beast` number, since 1 + 4 + 5 + 569 + 68 + 8 + 7 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1876569 + ... + 1952600.

Almost surely, 2^145569688704 is an apocalyptic number.

It is an amenable number.

145569688704 is an abundant number, since it is smaller than the sum of its proper divisors (323120719296).

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

145569688704 is a wasteful number, since it uses less digits than its factorization.

145569688704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829203 (or 3829185 counting only the distinct ones).

The product of its (nonzero) digits is 58060800, while the sum is 63.

The spelling of 145569688704 in words is "one hundred forty-five billion, five hundred sixty-nine million, six hundred eighty-eight thousand, seven hundred four".