53550371505477 has 16 divisors (see below), whose sum is σ = 89018799386112. Its totient is φ = 27818374807920.

The previous prime is 53550371505461. The next prime is 53550371505479. The reversal of 53550371505477 is 77450517305535.

It is not a de Polignac number, because 53550371505477 - 2⁴ = 53550371505461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53550371505479) 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, 115909894803 + ... + 115909895264.

It is an arithmetic number, because the mean of its divisors is an integer number (5563674961632).

Almost surely, 2^{53550371505477} is an apocalyptic number.

It is an amenable number.

53550371505477 is a deficient number, since it is larger than the sum of its proper divisors (35468427880635).

53550371505477 is a wasteful number, since it uses less digits than its factorization.

53550371505477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231819790088.

The product of its (nonzero) digits is 38587500, while the sum is 57.

The spelling of 53550371505477 in words is "fifty-three trillion, five hundred fifty billion, three hundred seventy-one million, five hundred five thousand, four hundred seventy-seven".