54042100263 has 10 divisors (see below), whose sum is σ = 80729557304. Its totient is φ = 36028066788.

The previous prime is 54042100253. The next prime is 54042100279. The reversal of 54042100263 is 36200124045.

It is not a de Polignac number, because 54042100263 - 2¹⁰ = 54042099239 is a prime.

It is a super-2 number, since 2×54042100263² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54042100223) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 333593131 + ... + 333593292.

Almost surely, 2^54042100263 is an apocalyptic number.

54042100263 is a deficient number, since it is larger than the sum of its proper divisors (26687457041).

54042100263 is an equidigital number, since it uses as much as digits as its factorization.

54042100263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667186435 (or 667186426 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 54042100263 in words is "fifty-four billion, forty-two million, one hundred thousand, two hundred sixty-three".