149562663 has 4 divisors (see below), whose sum is σ = 199416888. Its totient is φ = 99708440.

The previous prime is 149562641. The next prime is 149562671. The reversal of 149562663 is 366265941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 149562663 - 2⁹ = 149562151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149562613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24927108 + ... + 24927113.

It is an arithmetic number, because the mean of its divisors is an integer number (49854222).

Almost surely, 2^149562663 is an apocalyptic number.

149562663 is a deficient number, since it is larger than the sum of its proper divisors (49854225).

149562663 is an equidigital number, since it uses as much as digits as its factorization.

149562663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49854224.

The product of its digits is 233280, while the sum is 42.

The square root of 149562663 is about 12229.5814728060. The cubic root of 149562663 is about 530.8124042515.

The spelling of 149562663 in words is "one hundred forty-nine million, five hundred sixty-two thousand, six hundred sixty-three".