55320612320470 has 32 divisors (see below), whose sum is σ = 120496661460288. Its totient is φ = 17851357252608.

The previous prime is 55320612320423. The next prime is 55320612320473. The reversal of 55320612320470 is 7402321602355.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55320612320473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23243953567 + ... + 23243955946.

It is an arithmetic number, because the mean of its divisors is an integer number (3765520670634).

Almost surely, 2^{55320612320470} is an apocalyptic number.

55320612320470 is an abundant number, since it is smaller than the sum of its proper divisors (65176049139818).

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

55320612320470 is a wasteful number, since it uses less digits than its factorization.

55320612320470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46487909544.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 55320612320470 in words is "fifty-five trillion, three hundred twenty billion, six hundred twelve million, three hundred twenty thousand, four hundred seventy".