54135444453145 has 64 divisors (see below), whose sum is σ = 72379429334784. Its totient is φ = 38539911352320.

The previous prime is 54135444453143. The next prime is 54135444453163.

54135444453145 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54135444453145 - 2¹ = 54135444453143 is a prime.

It is a super-2 number, since 2×54135444453145² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54135444453092 and 54135444453101.

It is not an unprimeable number, because it can be changed into a prime (54135444453143) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3505492794 + ... + 3505508236.

It is an arithmetic number, because the mean of its divisors is an integer number (1130928583356).

Almost surely, 2^{54135444453145} is an apocalyptic number.

54135444453145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54135444453145 is a deficient number, since it is larger than the sum of its proper divisors (18243984881639).

54135444453145 is a wasteful number, since it uses less digits than its factorization.

54135444453145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22042.

The product of its digits is 23040000, while the sum is 52.

It can be divided in two parts, 5413544 and 4453145, that added together give a palindrome (9866689).

The spelling of 54135444453145 in words is "fifty-four trillion, one hundred thirty-five billion, four hundred forty-four million, four hundred fifty-three thousand, one hundred forty-five".