55514553543 has 24 divisors (see below), whose sum is σ = 85935583968. Its totient is φ = 34443807552.

The previous prime is 55514553539. The next prime is 55514553551. The reversal of 55514553543 is 34535541555.

55514553543 is a `hidden beast` number, since 5 + 5 + 51 + 4 + 5 + 53 + 543 = 666.

It is not a de Polignac number, because 55514553543 - 2² = 55514553539 is a prime.

It is a super-2 number, since 2×55514553543² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55514553593) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3616480 + ... + 3631797.

It is an arithmetic number, because the mean of its divisors is an integer number (3580649332).

Almost surely, 2^55514553543 is an apocalyptic number.

55514553543 is a deficient number, since it is larger than the sum of its proper divisors (30421030425).

55514553543 is a wasteful number, since it uses less digits than its factorization.

55514553543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7248343 (or 7248340 counting only the distinct ones).

The product of its digits is 2250000, while the sum is 45.

The spelling of 55514553543 in words is "fifty-five billion, five hundred fourteen million, five hundred fifty-three thousand, five hundred forty-three".