145202979398443 has 2 divisors, whose sum is σ = 145202979398444. Its totient is φ = 145202979398442.

The previous prime is 145202979398363. The next prime is 145202979398447. The reversal of 145202979398443 is 344893979202541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145202979398443 is a prime.

It is not a weakly prime, because it can be changed into another prime (145202979398447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72601489699221 + 72601489699222.

It is an arithmetic number, because the mean of its divisors is an integer number (72601489699222).

Almost surely, 2^{145202979398443} is an apocalyptic number.

145202979398443 is a deficient number, since it is larger than the sum of its proper divisors (1).

145202979398443 is an equidigital number, since it uses as much as digits as its factorization.

145202979398443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 470292480, while the sum is 70.

The spelling of 145202979398443 in words is "one hundred forty-five trillion, two hundred two billion, nine hundred seventy-nine million, three hundred ninety-eight thousand, four hundred forty-three".