54061521404643 has 12 divisors (see below), whose sum is σ = 79750329448608. Its totient is φ = 35274184178640.

The previous prime is 54061521404621. The next prime is 54061521404687. The reversal of 54061521404643 is 34640412516045.

54061521404643 is a `hidden beast` number, since 5 + 4 + 0 + 6 + 1 + 521 + 40 + 46 + 43 = 666.

54061521404643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54061521404643 - 2²⁸ = 54061252969187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54061521404543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63902507148 + ... + 63902507993.

It is an arithmetic number, because the mean of its divisors is an integer number (6645860787384).

Almost surely, 2^{54061521404643} is an apocalyptic number.

54061521404643 is a deficient number, since it is larger than the sum of its proper divisors (25688808043965).

54061521404643 is a wasteful number, since it uses less digits than its factorization.

54061521404643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127805015194 (or 127805015191 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 54061521404643 in words is "fifty-four trillion, sixty-one billion, five hundred twenty-one million, four hundred four thousand, six hundred forty-three".