145412315202002 has 4 divisors (see below), whose sum is σ = 218118472803006. Its totient is φ = 72706157601000.

The previous prime is 145412315201963. The next prime is 145412315202113. The reversal of 145412315202002 is 200202513214541.

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

It can be written as a sum of positive squares in only one way, i.e., 140109100359361 + 5303214842641 = 11836769^2 + 2302871^2 .

It is a super-2 number, since 2×145412315202002² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145412315202002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36353078800499 + ... + 36353078800502.

Almost surely, 2^{145412315202002} is an apocalyptic number.

145412315202002 is a deficient number, since it is larger than the sum of its proper divisors (72706157601004).

145412315202002 is an equidigital number, since it uses as much as digits as its factorization.

145412315202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72706157601003.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 145412315202002 its reverse (200202513214541), we get a palindrome (345614828416543).

The spelling of 145412315202002 in words is "one hundred forty-five trillion, four hundred twelve billion, three hundred fifteen million, two hundred two thousand, two".