55240140005 has 8 divisors (see below), whose sum is σ = 66532775424. Its totient is φ = 44029040400.

The previous prime is 55240139951. The next prime is 55240140013. The reversal of 55240140005 is 50004104255.

55240140005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55240140005 - 2¹⁶ = 55240074469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20382461 + ... + 20385170.

It is an arithmetic number, because the mean of its divisors is an integer number (8316596928).

Almost surely, 2^55240140005 is an apocalyptic number.

It is an amenable number.

55240140005 is a deficient number, since it is larger than the sum of its proper divisors (11292635419).

55240140005 is a wasteful number, since it uses less digits than its factorization.

55240140005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40767907.

The product of its (nonzero) digits is 4000, while the sum is 26.

The spelling of 55240140005 in words is "fifty-five billion, two hundred forty million, one hundred forty thousand, five".