55321512120262 has 8 divisors (see below), whose sum is σ = 82982372663736. Its totient is φ = 27660721232352.

The previous prime is 55321512120229. The next prime is 55321512120271. The reversal of 55321512120262 is 26202121512355.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 15380883 + ... + 18633694.

It is an arithmetic number, because the mean of its divisors is an integer number (10372796582967).

Almost surely, 2^{55321512120262} is an apocalyptic number.

55321512120262 is a deficient number, since it is larger than the sum of its proper divisors (27660860543474).

55321512120262 is a wasteful number, since it uses less digits than its factorization.

55321512120262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34827782.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 55321512120262 in words is "fifty-five trillion, three hundred twenty-one billion, five hundred twelve million, one hundred twenty thousand, two hundred sixty-two".