53550371505476 has 6 divisors (see below), whose sum is σ = 93713150134590. Its totient is φ = 26775185752736.

The previous prime is 53550371505461. The next prime is 53550371505479. The reversal of 53550371505476 is 67450517305535.

It can be written as a sum of positive squares in only one way, i.e., 53381142937600 + 169228567876 = 7306240^2 + 411374^2 .

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 as a sum of consecutive naturals, namely, 6693796438181 + ... + 6693796438188.

It is an arithmetic number, because the mean of its divisors is an integer number (15618858355765).

Almost surely, 2^{53550371505476} is an apocalyptic number.

It is an amenable number.

53550371505476 is a deficient number, since it is larger than the sum of its proper divisors (40162778629114).

53550371505476 is a wasteful number, since it uses less digits than its factorization.

53550371505476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13387592876373 (or 13387592876371 counting only the distinct ones).

The product of its (nonzero) digits is 33075000, while the sum is 56.

The spelling of 53550371505476 in words is "fifty-three trillion, five hundred fifty billion, three hundred seventy-one million, five hundred five thousand, four hundred seventy-six".