54577476381366 has 96 divisors (see below), whose sum is σ = 126036140106240. Its totient is φ = 17019029973312.

The previous prime is 54577476381287. The next prime is 54577476381403. The reversal of 54577476381366 is 66318367477545.

54577476381366 is a `hidden beast` number, since 5 + 4 + 5 + 77 + 476 + 3 + 81 + 3 + 6 + 6 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 54577476381294 and 54577476381303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 57808195 + ... + 58744721.

It is an arithmetic number, because the mean of its divisors is an integer number (1312876459440).

Almost surely, 2^{54577476381366} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54577476381366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63018070053120).

54577476381366 is an abundant number, since it is smaller than the sum of its proper divisors (71458663724874).

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

54577476381366 is a wasteful number, since it uses less digits than its factorization.

54577476381366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938690 (or 938687 counting only the distinct ones).

The product of its digits is 2133734400, while the sum is 72.

The spelling of 54577476381366 in words is "fifty-four trillion, five hundred seventy-seven billion, four hundred seventy-six million, three hundred eighty-one thousand, three hundred sixty-six".