54374777856 has 297 divisors, whose sum is σ = 183167478039. Its totient is φ = 15490879488.

The previous prime is 54374777851. The next prime is 54374777879. The reversal of 54374777856 is 65877747345.

The square root of 54374777856 is 233184.

It is a perfect power (a square), and thus also a powerful number.

54374777856 is a `hidden beast` number, since 5 + 43 + 7 + 477 + 78 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 54374777793 and 54374777802.

It is not an unprimeable number, because it can be changed into a prime (54374777851) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 156699475 + ... + 156699821.

Almost surely, 2^54374777856 is an apocalyptic number.

54374777856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

54374777856 is the 233184-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54374777856

54374777856 is an abundant number, since it is smaller than the sum of its proper divisors (128792700183).

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

54374777856 is an equidigital number, since it uses as much as digits as its factorization.

54374777856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 359 counting only the distinct ones).

The product of its digits is 138297600, while the sum is 63.

The spelling of 54374777856 in words is "fifty-four billion, three hundred seventy-four million, seven hundred seventy-seven thousand, eight hundred fifty-six".