53665416554046 has 16 divisors (see below), whose sum is σ = 117088181572608. Its totient is φ = 16262247440600.

The previous prime is 53665416553999. The next prime is 53665416554081. The reversal of 53665416554046 is 64045561456635.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406556185950 + ... + 406556186081.

It is an arithmetic number, because the mean of its divisors is an integer number (7318011348288).

Almost surely, 2^{53665416554046} is an apocalyptic number.

53665416554046 is an abundant number, since it is smaller than the sum of its proper divisors (63422765018562).

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

53665416554046 is a wasteful number, since it uses less digits than its factorization.

53665416554046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813112372047.

The product of its (nonzero) digits is 155520000, while the sum is 60.

The spelling of 53665416554046 in words is "fifty-three trillion, six hundred sixty-five billion, four hundred sixteen million, five hundred fifty-four thousand, forty-six".