60557401998366 has 64 divisors (see below), whose sum is σ = 149065411815936. Its totient is φ = 15971071766400.

The previous prime is 60557401998361. The next prime is 60557401998371. The reversal of 60557401998366 is 66389910475506.

It is an interprime number because it is at equal distance from previous prime (60557401998361) and next prime (60557401998371).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 60557401998366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60557401998361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103892176 + ... + 104473436.

It is an arithmetic number, because the mean of its divisors is an integer number (2329147059624).

Almost surely, 2^{60557401998366} is an apocalyptic number.

60557401998366 is an abundant number, since it is smaller than the sum of its proper divisors (88508009817570).

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

60557401998366 is a wasteful number, since it uses less digits than its factorization.

60557401998366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772097.

The product of its (nonzero) digits is 293932800, while the sum is 69.

The spelling of 60557401998366 in words is "sixty trillion, five hundred fifty-seven billion, four hundred one million, nine hundred ninety-eight thousand, three hundred sixty-six".