60989556 has 12 divisors (see below), whose sum is σ = 142308992. Its totient is φ = 20329848.

The previous prime is 60989543. The next prime is 60989561. The reversal of 60989556 is 65598906.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2541220 + ... + 2541243.

Almost surely, 2^60989556 is an apocalyptic number.

It is an amenable number.

60989556 is an abundant number, since it is smaller than the sum of its proper divisors (81319436).

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

60989556 is a wasteful number, since it uses less digits than its factorization.

60989556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5082470 (or 5082468 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 48.

The square root of 60989556 is about 7809.5810386986. The cubic root of 60989556 is about 393.6272510298.

The spelling of 60989556 in words is "sixty million, nine hundred eighty-nine thousand, five hundred fifty-six".