55651134330 has 288 divisors, whose sum is σ = 169134376320. Its totient is φ = 12649824000.

The previous prime is 55651134323. The next prime is 55651134353. The reversal of 55651134330 is 3343115655.

55651134330 is a `hidden beast` number, since 55 + 65 + 113 + 433 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 20896579 + ... + 20899241.

It is an arithmetic number, because the mean of its divisors is an integer number (587272140).

Almost surely, 2^55651134330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55651134330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84567188160).

55651134330 is an abundant number, since it is smaller than the sum of its proper divisors (113483241990).

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

55651134330 is a wasteful number, since it uses less digits than its factorization.

55651134330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2804 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

Adding to 55651134330 its reverse (3343115655), we get a palindrome (58994249985).

It can be divided in two parts, 55651 and 134330, that added together give a palindrome (189981).

The spelling of 55651134330 in words is "fifty-five billion, six hundred fifty-one million, one hundred thirty-four thousand, three hundred thirty".