55266000465600 has 252 divisors, whose sum is σ = 196482110657040. Its totient is φ = 14733571430400.

The previous prime is 55266000465551. The next prime is 55266000465673. The reversal of 55266000465600 is 656400066255.

It is a happy number.

55266000465600 is a `hidden beast` number, since 5 + 5 + 26 + 60 + 0 + 0 + 4 + 6 + 560 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52339666 + ... + 53385134.

Almost surely, 2^{55266000465600} is an apocalyptic number.

55266000465600 is a gapful number since it is divisible by the number (50) 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 55266000465600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98241055328520).

55266000465600 is an abundant number, since it is smaller than the sum of its proper divisors (141216110191440).

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

55266000465600 is a wasteful number, since it uses less digits than its factorization.

55266000465600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049168 (or 1049150 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 55266000465600 in words is "fifty-five trillion, two hundred sixty-six billion, four hundred sixty-five thousand, six hundred".