54365421466 has 4 divisors (see below), whose sum is σ = 81548132202. Its totient is φ = 27182710732.

The previous prime is 54365421413. The next prime is 54365421469. The reversal of 54365421466 is 66412456345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66412456345 = 5 ⋅13282491269.

It can be written as a sum of positive squares in only one way, i.e., 52223675625 + 2141745841 = 228525^2 + 46279^2 .

It is not an unprimeable number, because it can be changed into a prime (54365421469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13591355365 + ... + 13591355368.

Almost surely, 2^54365421466 is an apocalyptic number.

54365421466 is a deficient number, since it is larger than the sum of its proper divisors (27182710736).

54365421466 is a wasteful number, since it uses less digits than its factorization.

54365421466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27182710735.

The product of its digits is 2073600, while the sum is 46.

The spelling of 54365421466 in words is "fifty-four billion, three hundred sixty-five million, four hundred twenty-one thousand, four hundred sixty-six".