55353326444465 has 64 divisors (see below), whose sum is σ = 82261612454400. Its totient is φ = 34894651723776.

The previous prime is 55353326444447. The next prime is 55353326444467. The reversal of 55353326444465 is 56444462335355.

It is a cyclic number.

It is not a de Polignac number, because 55353326444465 - 2⁶ = 55353326444401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is not an unprimeable number, because it can be changed into a prime (55353326444467) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 489851 + ... + 10533119.

It is an arithmetic number, because the mean of its divisors is an integer number (1285337694600).

Almost surely, 2^{55353326444465} is an apocalyptic number.

It is an amenable number.

55353326444465 is a deficient number, since it is larger than the sum of its proper divisors (26908286009935).

55353326444465 is a wasteful number, since it uses less digits than its factorization.

55353326444465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10043514.

The product of its digits is 311040000, while the sum is 59.

The spelling of 55353326444465 in words is "fifty-five trillion, three hundred fifty-three billion, three hundred twenty-six million, four hundred forty-four thousand, four hundred sixty-five".