152126644066 has 4 divisors (see below), whose sum is σ = 228189966102. Its totient is φ = 76063322032.

The previous prime is 152126644049. The next prime is 152126644129. The reversal of 152126644066 is 660446621251.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660446621251 = 61 ⋅10826993791.

It can be written as a sum of positive squares in only one way, i.e., 149208375625 + 2918268441 = 386275^2 + 54021^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38031661015 + ... + 38031661018.

Almost surely, 2^152126644066 is an apocalyptic number.

152126644066 is a deficient number, since it is larger than the sum of its proper divisors (76063322036).

152126644066 is an equidigital number, since it uses as much as digits as its factorization.

152126644066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76063322035.

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 152126644066 in words is "one hundred fifty-two billion, one hundred twenty-six million, six hundred forty-four thousand, sixty-six".