55330575537 has 8 divisors (see below), whose sum is σ = 73975121536. Its totient is φ = 36786539952.

The previous prime is 55330575533. The next prime is 55330575539. The reversal of 55330575537 is 73557503355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55330575537 - 2² = 55330575533 is a prime.

It is a super-2 number, since 2×55330575537² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55330575533) 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 7 ways as a sum of consecutive naturals, for example, 25126318 + ... + 25128519.

It is an arithmetic number, because the mean of its divisors is an integer number (9246890192).

Almost surely, 2^55330575537 is an apocalyptic number.

It is an amenable number.

55330575537 is a deficient number, since it is larger than the sum of its proper divisors (18644545999).

55330575537 is a wasteful number, since it uses less digits than its factorization.

55330575537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50255207.

The product of its (nonzero) digits is 4134375, while the sum is 48.

The spelling of 55330575537 in words is "fifty-five billion, three hundred thirty million, five hundred seventy-five thousand, five hundred thirty-seven".