55351153260 has 288 divisors, whose sum is σ = 184461338880. Its totient is φ = 13351574016.

The previous prime is 55351153259. The next prime is 55351153303. The reversal of 55351153260 is 6235115355.

55351153260 is a `hidden beast` number, since 5 + 53 + 5 + 11 + 532 + 60 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 81040879 + ... + 81041561.

It is an arithmetic number, because the mean of its divisors is an integer number (640490760).

Almost surely, 2^55351153260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55351153260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92230669440).

55351153260 is an abundant number, since it is smaller than the sum of its proper divisors (129110185620).

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

55351153260 is a wasteful number, since it uses less digits than its factorization.

55351153260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 55351153260 in words is "fifty-five billion, three hundred fifty-one million, one hundred fifty-three thousand, two hundred sixty".