54066560042354 has 4 divisors (see below), whose sum is σ = 81099840063534. Its totient is φ = 27033280021176.

The previous prime is 54066560042293. The next prime is 54066560042371. The reversal of 54066560042354 is 45324006566045.

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

It can be written as a sum of positive squares in only one way, i.e., 53380222355329 + 686337687025 = 7306177^2 + 828455^2 .

It is a super-2 number, since 2×54066560042354² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13516640010587 + ... + 13516640010590.

Almost surely, 2^{54066560042354} is an apocalyptic number.

54066560042354 is a deficient number, since it is larger than the sum of its proper divisors (27033280021180).

54066560042354 is a wasteful number, since it uses less digits than its factorization.

54066560042354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27033280021179.

The product of its (nonzero) digits is 10368000, while the sum is 50.

The spelling of 54066560042354 in words is "fifty-four trillion, sixty-six billion, five hundred sixty million, forty-two thousand, three hundred fifty-four".