60552981999 has 10 divisors (see below), whose sum is σ = 90455689280. Its totient is φ = 40368654612.

The previous prime is 60552981949. The next prime is 60552982013. The reversal of 60552981999 is 99918925506.

60552981999 is a `hidden beast` number, since 6 + 0 + 5 + 529 + 8 + 19 + 99 = 666.

It is not a de Polignac number, because 60552981999 - 2¹³ = 60552973807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60552981949) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 373783759 + ... + 373783920.

It is an arithmetic number, because the mean of its divisors is an integer number (9045568928).

Almost surely, 2^60552981999 is an apocalyptic number.

60552981999 is a deficient number, since it is larger than the sum of its proper divisors (29902707281).

60552981999 is an equidigital number, since it uses as much as digits as its factorization.

60552981999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747567691 (or 747567682 counting only the distinct ones).

The product of its (nonzero) digits is 15746400, while the sum is 63.

The spelling of 60552981999 in words is "sixty billion, five hundred fifty-two million, nine hundred eighty-one thousand, nine hundred ninety-nine".