145679816926634 has 4 divisors (see below), whose sum is σ = 218519725389954. Its totient is φ = 72839908463316.

The previous prime is 145679816926601. The next prime is 145679816926691. The reversal of 145679816926634 is 436629618976541.

145679816926634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 125369517103609 + 20310299823025 = 11196853^2 + 4506695^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36419954231657 + ... + 36419954231660.

Almost surely, 2^{145679816926634} is an apocalyptic number.

145679816926634 is a deficient number, since it is larger than the sum of its proper divisors (72839908463320).

145679816926634 is an equidigital number, since it uses as much as digits as its factorization.

145679816926634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72839908463319.

The product of its digits is 2821754880, while the sum is 77.

The spelling of 145679816926634 in words is "one hundred forty-five trillion, six hundred seventy-nine billion, eight hundred sixteen million, nine hundred twenty-six thousand, six hundred thirty-four".