54026506315656 has 144 divisors (see below), whose sum is σ = 170263355724540. Its totient is φ = 15431402004480.

The previous prime is 54026506315651. The next prime is 54026506315679. The reversal of 54026506315656 is 65651360562045.

54026506315656 is a `hidden beast` number, since 5 + 4 + 0 + 2 + 6 + 506 + 31 + 56 + 56 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46679858694756 + 7346647620900 = 6832266^2 + 2710470^2 .

It is not an unprimeable number, because it can be changed into a prime (54026506315651) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9139816 + ... + 13841576.

Almost surely, 2^{54026506315656} is an apocalyptic number.

54026506315656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54026506315656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85131677862270).

54026506315656 is an abundant number, since it is smaller than the sum of its proper divisors (116236849408884).

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

54026506315656 is a wasteful number, since it uses less digits than its factorization.

54026506315656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705044 (or 4705030 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 54.

The spelling of 54026506315656 in words is "fifty-four trillion, twenty-six billion, five hundred six million, three hundred fifteen thousand, six hundred fifty-six".