145194529936 has 15 divisors (see below), whose sum is σ = 281317354873. Its totient is φ = 72596502880.

The previous prime is 145194529913. The next prime is 145194529943. The reversal of 145194529936 is 639925491541.

It is a happy number.

The square root of 145194529936 is 381044.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 14150529936 + 131044000000 = 118956^2 + 362000^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1476546 + ... + 1571806.

Almost surely, 2^145194529936 is an apocalyptic number.

145194529936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

145194529936 is the 381044-th square number.

It is an amenable number.

145194529936 is a deficient number, since it is larger than the sum of its proper divisors (136122824937).

145194529936 is an frugal number, since it uses more digits than its factorization.

145194529936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190530 (or 95263 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 58.

The spelling of 145194529936 in words is "one hundred forty-five billion, one hundred ninety-four million, five hundred twenty-nine thousand, nine hundred thirty-six".