54541121036571 has 80 divisors (see below), whose sum is σ = 90265781301696. Its totient is φ = 32610771258624.

The previous prime is 54541121036569. The next prime is 54541121036641. The reversal of 54541121036571 is 17563012114545.

54541121036571 is a `hidden beast` number, since 5 + 4 + 5 + 4 + 1 + 1 + 210 + 365 + 71 = 666.

It is not a de Polignac number, because 54541121036571 - 2¹ = 54541121036569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54541121036071) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1004241 + ... + 10492413.

Almost surely, 2^{54541121036571} is an apocalyptic number.

54541121036571 is a deficient number, since it is larger than the sum of its proper divisors (35724660265125).

54541121036571 is a wasteful number, since it uses less digits than its factorization.

54541121036571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9488354 (or 9488345 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 54541121036571 in words is "fifty-four trillion, five hundred forty-one billion, one hundred twenty-one million, thirty-six thousand, five hundred seventy-one".