54015540000 has 120 divisors (see below), whose sum is σ = 177181971120. Its totient is φ = 14404128000.

The previous prime is 54015539971. The next prime is 54015540011. The reversal of 54015540000 is 4551045.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×54015540000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 390130 + ... + 510129.

It is an arithmetic number, because the mean of its divisors is an integer number (1476516426).

Almost surely, 2^54015540000 is an apocalyptic number.

54015540000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

54015540000 is an abundant number, since it is smaller than the sum of its proper divisors (123166431120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54015540000 is an equidigital number, since it uses as much as digits as its factorization.

54015540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900292 (or 900269 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The spelling of 54015540000 in words is "fifty-four billion, fifteen million, five hundred forty thousand".