55010142216456 has 32 divisors (see below), whose sum is σ = 157171834904640. Its totient is φ = 15717183490368.

The previous prime is 55010142216439. The next prime is 55010142216481. The reversal of 55010142216456 is 65461224101055.

It is a happy number.

It is a super-2 number, since 2×55010142216456² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163720661191 + ... + 163720661526.

It is an arithmetic number, because the mean of its divisors is an integer number (4911619840770).

Almost surely, 2^{55010142216456} is an apocalyptic number.

55010142216456 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

55010142216456 is an abundant number, since it is smaller than the sum of its proper divisors (102161692688184).

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

55010142216456 is a wasteful number, since it uses less digits than its factorization.

55010142216456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327441322733 (or 327441322729 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 55010142216456 in words is "fifty-five trillion, ten billion, one hundred forty-two million, two hundred sixteen thousand, four hundred fifty-six".