55340057660 has 24 divisors (see below), whose sum is σ = 118119273216. Its totient is φ = 21773136960.

The previous prime is 55340057627. The next prime is 55340057683. The reversal of 55340057660 is 6675004355.

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, 22679132 + ... + 22681571.

It is an arithmetic number, because the mean of its divisors is an integer number (4921636384).

Almost surely, 2^55340057660 is an apocalyptic number.

It is an amenable number.

55340057660 is an abundant number, since it is smaller than the sum of its proper divisors (62779215556).

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

55340057660 is a wasteful number, since it uses less digits than its factorization.

55340057660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45360773 (or 45360771 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 55340057660 in words is "fifty-five billion, three hundred forty million, fifty-seven thousand, six hundred sixty".