145141220626 has 4 divisors (see below), whose sum is σ = 217711830942. Its totient is φ = 72570610312.

The previous prime is 145141220597. The next prime is 145141220663. The reversal of 145141220626 is 626022141541.

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., 127306953601 + 17834267025 = 356801^2 + 133545^2 .

It is a junction number, because it is equal to n+sod(n) for n = 145141220591 and 145141220600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36285305155 + ... + 36285305158.

Almost surely, 2^145141220626 is an apocalyptic number.

145141220626 is a deficient number, since it is larger than the sum of its proper divisors (72570610316).

145141220626 is an equidigital number, since it uses as much as digits as its factorization.

145141220626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72570610315.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 145141220626 in words is "one hundred forty-five billion, one hundred forty-one million, two hundred twenty thousand, six hundred twenty-six".