55313215660146 has 64 divisors (see below), whose sum is σ = 112257544896000. Its totient is φ = 18167129582976.

The previous prime is 55313215660127. The next prime is 55313215660151. The reversal of 55313215660146 is 64106651231355.

It is a junction number, because it is equal to n+sod(n) for n = 55313215660095 and 55313215660104.

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 31 ways as a sum of consecutive naturals, for example, 306559785 + ... + 306740163.

It is an arithmetic number, because the mean of its divisors is an integer number (1754024139000).

Almost surely, 2^{55313215660146} is an apocalyptic number.

55313215660146 is an abundant number, since it is smaller than the sum of its proper divisors (56944329235854).

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

55313215660146 is a wasteful number, since it uses less digits than its factorization.

55313215660146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182103.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 55313215660146 in words is "fifty-five trillion, three hundred thirteen billion, two hundred fifteen million, six hundred sixty thousand, one hundred forty-six".