55413342550 has 12 divisors (see below), whose sum is σ = 103068817236. Its totient is φ = 22165337000.

The previous prime is 55413342533. The next prime is 55413342557. The reversal of 55413342550 is 5524331455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55413342557) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 554133376 + ... + 554133475.

It is an arithmetic number, because the mean of its divisors is an integer number (8589068103).

Almost surely, 2^55413342550 is an apocalyptic number.

55413342550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55413342550 is a deficient number, since it is larger than the sum of its proper divisors (47655474686).

55413342550 is a wasteful number, since it uses less digits than its factorization.

55413342550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108266863 (or 1108266858 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 55413342550 in words is "fifty-five billion, four hundred thirteen million, three hundred forty-two thousand, five hundred fifty".