50665601010553 has 16 divisors (see below), whose sum is σ = 53822026177920. Its totient is φ = 47528749852416.

The previous prime is 50665601010539. The next prime is 50665601010571. The reversal of 50665601010553 is 35501010656605.

It is a happy number.

It is not a de Polignac number, because 50665601010553 - 2¹³ = 50665601002361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50665601010523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260973003 + ... + 261167071.

It is an arithmetic number, because the mean of its divisors is an integer number (3363876636120).

Almost surely, 2^{50665601010553} is an apocalyptic number.

It is an amenable number.

50665601010553 is a deficient number, since it is larger than the sum of its proper divisors (3156425167367).

50665601010553 is a wasteful number, since it uses less digits than its factorization.

50665601010553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244416.

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 50665601010553 in words is "fifty trillion, six hundred sixty-five billion, six hundred one million, ten thousand, five hundred fifty-three".