55354861564 has 12 divisors (see below), whose sum is σ = 98932093344. Its totient is φ = 27088549184.

The previous prime is 55354861531. The next prime is 55354861589. The reversal of 55354861564 is 46516845355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147220189 + ... + 147220564.

It is an arithmetic number, because the mean of its divisors is an integer number (8244341112).

Almost surely, 2^55354861564 is an apocalyptic number.

It is an amenable number.

55354861564 is a deficient number, since it is larger than the sum of its proper divisors (43577231780).

55354861564 is a wasteful number, since it uses less digits than its factorization.

55354861564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294440804 (or 294440802 counting only the distinct ones).

The product of its digits is 8640000, while the sum is 52.

The spelling of 55354861564 in words is "fifty-five billion, three hundred fifty-four million, eight hundred sixty-one thousand, five hundred sixty-four".