54140352353 has 4 divisors (see below), whose sum is σ = 57325078980. Its totient is φ = 50955625728.

The previous prime is 54140352347. The next prime is 54140352373. The reversal of 54140352353 is 35325304145.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36346659904 + 17793692449 = 190648^2 + 133393^2 .

It is a cyclic number.

It is not a de Polignac number, because 54140352353 - 2¹⁰ = 54140351329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54140352373) 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, 1592363288 + ... + 1592363321.

It is an arithmetic number, because the mean of its divisors is an integer number (14331269745).

Almost surely, 2^54140352353 is an apocalyptic number.

It is an amenable number.

54140352353 is a deficient number, since it is larger than the sum of its proper divisors (3184726627).

54140352353 is a wasteful number, since it uses less digits than its factorization.

54140352353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184726626.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 54140352353 its reverse (35325304145), we get a palindrome (89465656498).

The spelling of 54140352353 in words is "fifty-four billion, one hundred forty million, three hundred fifty-two thousand, three hundred fifty-three".