54443875654312 has 8 divisors (see below), whose sum is σ = 102082266851850. Its totient is φ = 27221937827152.

The previous prime is 54443875654309. The next prime is 54443875654313. The reversal of 54443875654312 is 21345657834445.

It can be written as a sum of positive squares in only one way, i.e., 53965861053316 + 478014600996 = 7346146^2 + 691386^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×54443875654312² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54443875654313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3402742228387 + ... + 3402742228402.

Almost surely, 2^{54443875654312} is an apocalyptic number.

It is an amenable number.

54443875654312 is a deficient number, since it is larger than the sum of its proper divisors (47638391197538).

54443875654312 is a wasteful number, since it uses less digits than its factorization.

54443875654312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6805484456795 (or 6805484456791 counting only the distinct ones).

The product of its digits is 193536000, while the sum is 61.

The spelling of 54443875654312 in words is "fifty-four trillion, four hundred forty-three billion, eight hundred seventy-five million, six hundred fifty-four thousand, three hundred twelve".