152556466 has 4 divisors (see below), whose sum is σ = 228834702. Its totient is φ = 76278232.

The previous prime is 152556463. The next prime is 152556497. The reversal of 152556466 is 664655251.

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., 116014441 + 36542025 = 10771^2 + 6045^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (152556463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38139115 + ... + 38139118.

Almost surely, 2^152556466 is an apocalyptic number.

152556466 is a deficient number, since it is larger than the sum of its proper divisors (76278236).

152556466 is an equidigital number, since it uses as much as digits as its factorization.

152556466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76278235.

The product of its digits is 216000, while the sum is 40.

The square root of 152556466 is about 12351.3750651496. The cubic root of 152556466 is about 534.3307974837.

The spelling of 152556466 in words is "one hundred fifty-two million, five hundred fifty-six thousand, four hundred sixty-six".