54471534666127 has 4 divisors (see below), whose sum is σ = 55800108682416. Its totient is φ = 53142960649840.

The previous prime is 54471534666121. The next prime is 54471534666167. The reversal of 54471534666127 is 72166643517445.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54471534666127 - 2³ = 54471534666119 is a prime.

It is a super-2 number, since 2×54471534666127² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54471534666121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 664287008083 + ... + 664287008164.

It is an arithmetic number, because the mean of its divisors is an integer number (13950027170604).

Almost surely, 2^{54471534666127} is an apocalyptic number.

54471534666127 is a deficient number, since it is larger than the sum of its proper divisors (1328574016289).

54471534666127 is a wasteful number, since it uses less digits than its factorization.

54471534666127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328574016288.

The product of its digits is 101606400, while the sum is 61.

The spelling of 54471534666127 in words is "fifty-four trillion, four hundred seventy-one billion, five hundred thirty-four million, six hundred sixty-six thousand, one hundred twenty-seven".