145381849328 has 10 divisors (see below), whose sum is σ = 281677333104. Its totient is φ = 72690924656.

The previous prime is 145381849321. The next prime is 145381849331. The reversal of 145381849328 is 823948183541.

It is a super-2 number, since 2×145381849328² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145381849321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4543182776 + ... + 4543182807.

Almost surely, 2^145381849328 is an apocalyptic number.

It is an amenable number.

145381849328 is a deficient number, since it is larger than the sum of its proper divisors (136295483776).

145381849328 is an equidigital number, since it uses as much as digits as its factorization.

145381849328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086365591 (or 9086365585 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 56.

The spelling of 145381849328 in words is "one hundred forty-five billion, three hundred eighty-one million, eight hundred forty-nine thousand, three hundred twenty-eight".