54020240155 has 8 divisors (see below), whose sum is σ = 74084900832. Its totient is φ = 37042450368.

The previous prime is 54020240101. The next prime is 54020240173. The reversal of 54020240155 is 55104202045.

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

It is not a de Polignac number, because 54020240155 - 2⁹ = 54020239643 is a prime.

It is a Duffinian 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, 771717682 + ... + 771717751.

It is an arithmetic number, because the mean of its divisors is an integer number (9260612604).

Almost surely, 2^54020240155 is an apocalyptic number.

54020240155 is a deficient number, since it is larger than the sum of its proper divisors (20064660677).

54020240155 is a wasteful number, since it uses less digits than its factorization.

54020240155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543435445.

The product of its (nonzero) digits is 8000, while the sum is 28.

The spelling of 54020240155 in words is "fifty-four billion, twenty million, two hundred forty thousand, one hundred fifty-five".