54645531751267 has 4 divisors (see below), whose sum is σ = 54645874595440. Its totient is φ = 54645188907096.

The previous prime is 54645531751243. The next prime is 54645531751339. The reversal of 54645531751267 is 76215713554645.

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 54645531751267 - 2²⁷ = 54645397533539 is a prime.

It is a super-2 number, since 2×54645531751267² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54645531721267) 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, 171182892 + ... + 171501817.

It is an arithmetic number, because the mean of its divisors is an integer number (13661468648860).

Almost surely, 2^{54645531751267} is an apocalyptic number.

54645531751267 is a deficient number, since it is larger than the sum of its proper divisors (342844173).

54645531751267 is a wasteful number, since it uses less digits than its factorization.

54645531751267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342844172.

The product of its digits is 105840000, while the sum is 61.

The spelling of 54645531751267 in words is "fifty-four trillion, six hundred forty-five billion, five hundred thirty-one million, seven hundred fifty-one thousand, two hundred sixty-seven".