55943539083 has 32 divisors (see below), whose sum is σ = 87639552000. Its totient is φ = 35212276800.

The previous prime is 55943539061. The next prime is 55943539097. The reversal of 55943539083 is 38093534955.

55943539083 is a `hidden beast` number, since 559 + 4 + 3 + 5 + 3 + 9 + 0 + 83 = 666.

It is not a de Polignac number, because 55943539083 - 2¹² = 55943534987 is a prime.

It is a super-2 number, since 2×55943539083² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55943539013) by changing a digit.

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, 780783 + ... + 849416.

It is an arithmetic number, because the mean of its divisors is an integer number (2738736000).

Almost surely, 2^55943539083 is an apocalyptic number.

55943539083 is a deficient number, since it is larger than the sum of its proper divisors (31696012917).

55943539083 is a wasteful number, since it uses less digits than its factorization.

55943539083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630280 (or 1630274 counting only the distinct ones).

The product of its (nonzero) digits is 8748000, while the sum is 54.

The spelling of 55943539083 in words is "fifty-five billion, nine hundred forty-three million, five hundred thirty-nine thousand, eighty-three".