64045554 has 16 divisors (see below), whose sum is σ = 128288448. Its totient is φ = 21315632.

The previous prime is 64045529. The next prime is 64045577. The reversal of 64045554 is 45554046.

64045554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3822 + ... + 11945.

It is an arithmetic number, because the mean of its divisors is an integer number (8018028).

Almost surely, 2^64045554 is an apocalyptic number.

64045554 is an abundant number, since it is smaller than the sum of its proper divisors (64242894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64045554 is a wasteful number, since it uses less digits than its factorization.

64045554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16449.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 64045554 is about 8002.8466185477. The cubic root of 64045554 is about 400.0948816586.

The spelling of 64045554 in words is "sixty-four million, forty-five thousand, five hundred fifty-four".