55505016492 has 12 divisors (see below), whose sum is σ = 129511705176. Its totient is φ = 18501672160.

The previous prime is 55505016467. The next prime is 55505016527. The reversal of 55505016492 is 29461050555.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

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, 2312709009 + ... + 2312709032.

It is an arithmetic number, because the mean of its divisors is an integer number (10792642098).

Almost surely, 2^55505016492 is an apocalyptic number.

It is an amenable number.

55505016492 is an abundant number, since it is smaller than the sum of its proper divisors (74006688684).

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

55505016492 is a wasteful number, since it uses less digits than its factorization.

55505016492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625418048 (or 4625418046 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 55505016492 in words is "fifty-five billion, five hundred five million, sixteen thousand, four hundred ninety-two".