55889699 has 8 divisors (see below), whose sum is σ = 57905760. Its totient is φ = 53879616.

The previous prime is 55889689. The next prime is 55889731. The reversal of 55889699 is 99698855.

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

It is a cyclic number.

It is not a de Polignac number, because 55889699 - 2¹² = 55885603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55889629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27047 + ... + 29039.

It is an arithmetic number, because the mean of its divisors is an integer number (7238220).

Almost surely, 2^55889699 is an apocalyptic number.

55889699 is a deficient number, since it is larger than the sum of its proper divisors (2016061).

55889699 is a wasteful number, since it uses less digits than its factorization.

55889699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989.

The product of its digits is 6998400, while the sum is 59.

The square root of 55889699 is about 7475.9413454093. The cubic root of 55889699 is about 382.3348830952.

The spelling of 55889699 in words is "fifty-five million, eight hundred eighty-nine thousand, six hundred ninety-nine".