64404153 has 60 divisors (see below), whose sum is σ = 110079024. Its totient is φ = 37195200.

The previous prime is 64404139. The next prime is 64404173. The reversal of 64404153 is 35140446.

64404153 is a `hidden beast` number, since 644 + 0 + 4 + 15 + 3 = 666.

It is not a de Polignac number, because 64404153 - 2⁸ = 64403897 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (64404103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1497750 + ... + 1497792.

Almost surely, 2^64404153 is an apocalyptic number.

It is an amenable number.

64404153 is a deficient number, since it is larger than the sum of its proper divisors (45674871).

64404153 is a wasteful number, since it uses less digits than its factorization.

64404153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 98 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 64404153 is about 8025.2198100737. The cubic root of 64404153 is about 400.8402192599.

Adding to 64404153 its reverse (35140446), we get a palindrome (99544599).

The spelling of 64404153 in words is "sixty-four million, four hundred four thousand, one hundred fifty-three".