54521505015562 has 16 divisors (see below), whose sum is σ = 88073984708640. Its totient is φ = 25163547460272.

The previous prime is 54521505015539. The next prime is 54521505015599. The reversal of 54521505015562 is 26551050512545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6342948 + ... + 12217855.

It is an arithmetic number, because the mean of its divisors is an integer number (5504624044290).

Almost surely, 2^{54521505015562} is an apocalyptic number.

54521505015562 is a deficient number, since it is larger than the sum of its proper divisors (33552479693078).

54521505015562 is a wasteful number, since it uses less digits than its factorization.

54521505015562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18673797.

The product of its (nonzero) digits is 1500000, while the sum is 46.

The spelling of 54521505015562 in words is "fifty-four trillion, five hundred twenty-one billion, five hundred five million, fifteen thousand, five hundred sixty-two".