55334640040463 has 4 divisors (see below), whose sum is σ = 63239588617680. Its totient is φ = 47429691463248.

The previous prime is 55334640040397. The next prime is 55334640040513. The reversal of 55334640040463 is 36404004643355.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55334640040463 - 2⁴² = 50936593529359 is a prime.

It is a super-2 number, since 2×55334640040463² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55334640040763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3952474288598 + ... + 3952474288611.

It is an arithmetic number, because the mean of its divisors is an integer number (15809897154420).

Almost surely, 2^{55334640040463} is an apocalyptic number.

55334640040463 is a deficient number, since it is larger than the sum of its proper divisors (7904948577217).

55334640040463 is an equidigital number, since it uses as much as digits as its factorization.

55334640040463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7904948577216.

The product of its (nonzero) digits is 6220800, while the sum is 47.

The spelling of 55334640040463 in words is "fifty-five trillion, three hundred thirty-four billion, six hundred forty million, forty thousand, four hundred sixty-three".