551320100135 has 48 divisors (see below), whose sum is σ = 781839184896. Its totient is φ = 372069536832.

The previous prime is 551320100119. The next prime is 551320100167. The reversal of 551320100135 is 531001023155.

It is a happy number.

It is not a de Polignac number, because 551320100135 - 2⁴ = 551320100119 is a prime.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 5296562 + ... + 5399648.

It is an arithmetic number, because the mean of its divisors is an integer number (16288316352).

Almost surely, 2^551320100135 is an apocalyptic number.

551320100135 is a deficient number, since it is larger than the sum of its proper divisors (230519084761).

551320100135 is a wasteful number, since it uses less digits than its factorization.

551320100135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103452 (or 103445 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 551320100135 in words is "five hundred fifty-one billion, three hundred twenty million, one hundred thousand, one hundred thirty-five".