150664401 has 8 divisors (see below), whose sum is σ = 223206560. Its totient is φ = 100442916.

The previous prime is 150664379. The next prime is 150664403. The reversal of 150664401 is 104466051.

150664401 is a `hidden beast` number, since 15 + 0 + 6 + 644 + 0 + 1 = 666.

It is not a de Polignac number, because 150664401 - 2⁶ = 150664337 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 5580163 = 150664401 / (1 + 5 + 0 + 6 + 6 + 4 + 4 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150664403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2790055 + ... + 2790108.

It is an arithmetic number, because the mean of its divisors is an integer number (27900820).

Almost surely, 2^150664401 is an apocalyptic number.

It is an amenable number.

150664401 is a deficient number, since it is larger than the sum of its proper divisors (72542159).

150664401 is an equidigital number, since it uses as much as digits as its factorization.

150664401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5580172 (or 5580166 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 150664401 is about 12274.5428020762. The cubic root of 150664401 is about 532.1126085423.

The spelling of 150664401 in words is "one hundred fifty million, six hundred sixty-four thousand, four hundred one".