145020446327 has 4 divisors (see below), whose sum is σ = 145083255240. Its totient is φ = 144957637416.

The previous prime is 145020446269. The next prime is 145020446341. The reversal of 145020446327 is 723644020541.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145020446327 - 2³² = 140725479031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145020446927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31400993 + ... + 31405610.

It is an arithmetic number, because the mean of its divisors is an integer number (36270813810).

Almost surely, 2^145020446327 is an apocalyptic number.

145020446327 is a deficient number, since it is larger than the sum of its proper divisors (62808913).

145020446327 is an equidigital number, since it uses as much as digits as its factorization.

145020446327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62808912.

The product of its (nonzero) digits is 161280, while the sum is 38.

Adding to 145020446327 its reverse (723644020541), we get a palindrome (868664466868).

The spelling of 145020446327 in words is "one hundred forty-five billion, twenty million, four hundred forty-six thousand, three hundred twenty-seven".