54140235413 has 4 divisors (see below), whose sum is σ = 59062075008. Its totient is φ = 49218395820.

The previous prime is 54140235389. The next prime is 54140235421. The reversal of 54140235413 is 31453204145.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54140235413 - 2¹⁰ = 54140234389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54140235413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54140235493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2460919781 + ... + 2460919802.

It is an arithmetic number, because the mean of its divisors is an integer number (14765518752).

Almost surely, 2^54140235413 is an apocalyptic number.

It is an amenable number.

54140235413 is a deficient number, since it is larger than the sum of its proper divisors (4921839595).

54140235413 is a wasteful number, since it uses less digits than its factorization.

54140235413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4921839594.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 54140235413 its reverse (31453204145), we get a palindrome (85593439558).

The spelling of 54140235413 in words is "fifty-four billion, one hundred forty million, two hundred thirty-five thousand, four hundred thirteen".