55745336216 has 32 divisors (see below), whose sum is σ = 110036582400. Its totient is φ = 26402591520.

The previous prime is 55745336173. The next prime is 55745336237. The reversal of 55745336216 is 61263354755.

It is a congruent number.

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, 1769321 + ... + 1800551.

It is an arithmetic number, because the mean of its divisors is an integer number (3438643200).

Almost surely, 2^55745336216 is an apocalyptic number.

It is an amenable number.

55745336216 is a deficient number, since it is larger than the sum of its proper divisors (54291246184).

55745336216 is a wasteful number, since it uses less digits than its factorization.

55745336216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42999 (or 42995 counting only the distinct ones).

The product of its digits is 2268000, while the sum is 47.

The spelling of 55745336216 in words is "fifty-five billion, seven hundred forty-five million, three hundred thirty-six thousand, two hundred sixteen".