145330335544 has 8 divisors (see below), whose sum is σ = 272494379160. Its totient is φ = 72665167768.

The previous prime is 145330335541. The next prime is 145330335587. The reversal of 145330335544 is 445533033541.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×145330335544² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145330335497 and 145330335506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145330335541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9083145964 + ... + 9083145979.

It is an arithmetic number, because the mean of its divisors is an integer number (34061797395).

Almost surely, 2^145330335544 is an apocalyptic number.

It is an amenable number.

145330335544 is a deficient number, since it is larger than the sum of its proper divisors (127164043616).

145330335544 is a wasteful number, since it uses less digits than its factorization.

145330335544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18166291949 (or 18166291945 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 40.

The spelling of 145330335544 in words is "one hundred forty-five billion, three hundred thirty million, three hundred thirty-five thousand, five hundred forty-four".