145100215504 has 10 divisors (see below), whose sum is σ = 281131667570. Its totient is φ = 72550107744.

The previous prime is 145100215501. The next prime is 145100215543. The reversal of 145100215504 is 405512001541.

It can be written as a sum of positive squares in only one way, i.e., 144515543104 + 584672400 = 380152^2 + 24180^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145100215501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4534381719 + ... + 4534381750.

It is an arithmetic number, because the mean of its divisors is an integer number (28113166757).

Almost surely, 2^145100215504 is an apocalyptic number.

It is an amenable number.

145100215504 is a deficient number, since it is larger than the sum of its proper divisors (136031452066).

145100215504 is an equidigital number, since it uses as much as digits as its factorization.

145100215504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9068763477 (or 9068763471 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 145100215504 in words is "one hundred forty-five billion, one hundred million, two hundred fifteen thousand, five hundred four".