55679173975 has 12 divisors (see below), whose sum is σ = 69052116096. Its totient is φ = 44536926080.

The previous prime is 55679173939. The next prime is 55679173987. The reversal of 55679173975 is 57937197655.

It is not a de Polignac number, because 55679173975 - 2¹³ = 55679165783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20799 + ... + 334351.

It is an arithmetic number, because the mean of its divisors is an integer number (5754343008).

Almost surely, 2^55679173975 is an apocalyptic number.

55679173975 is a deficient number, since it is larger than the sum of its proper divisors (13372942121).

55679173975 is a wasteful number, since it uses less digits than its factorization.

55679173975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320666 (or 320661 counting only the distinct ones).

The product of its digits is 62511750, while the sum is 64.

The spelling of 55679173975 in words is "fifty-five billion, six hundred seventy-nine million, one hundred seventy-three thousand, nine hundred seventy-five".