55513698 has 8 divisors (see below), whose sum is σ = 111027408. Its totient is φ = 18504564.

The previous prime is 55513663. The next prime is 55513699. The reversal of 55513698 is 89631555.

It is a sphenic number, since it is the product of 3 distinct primes.

55513698 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (55513699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626136 + ... + 4626147.

It is an arithmetic number, because the mean of its divisors is an integer number (13878426).

Almost surely, 2^55513698 is an apocalyptic number.

55513698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55513698 is a wasteful number, since it uses less digits than its factorization.

55513698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9252288.

The product of its digits is 162000, while the sum is 42.

The square root of 55513698 is about 7450.7515057207. The cubic root of 55513698 is about 381.4755602271.

The spelling of 55513698 in words is "fifty-five million, five hundred thirteen thousand, six hundred ninety-eight".