65553363000 has 384 divisors, whose sum is σ = 235438632000. Its totient is φ = 16404249600.

The previous prime is 65553362993. The next prime is 65553363011. The reversal of 65553363000 is 36335556.

65553363000 is a `hidden beast` number, since 65 + 5 + 533 + 63 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18637242 + ... + 18640758.

Almost surely, 2^65553363000 is an apocalyptic number.

65553363000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65553363000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117719316000).

65553363000 is an abundant number, since it is smaller than the sum of its proper divisors (169885269000).

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

65553363000 is a wasteful number, since it uses less digits than its factorization.

65553363000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672 (or 3655 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

Adding to 65553363000 its reverse (36335556), we get a palindrome (65589698556).

The spelling of 65553363000 in words is "sixty-five billion, five hundred fifty-three million, three hundred sixty-three thousand".