55858545745 has 8 divisors (see below), whose sum is σ = 67277600640. Its totient is φ = 44521939440.

The previous prime is 55858545733. The next prime is 55858545791. The reversal of 55858545745 is 54754585855.

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

It is not a de Polignac number, because 55858545745 - 2⁹ = 55858545233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20610655 + ... + 20613364.

It is an arithmetic number, because the mean of its divisors is an integer number (8409700080).

Almost surely, 2^55858545745 is an apocalyptic number.

It is an amenable number.

55858545745 is a deficient number, since it is larger than the sum of its proper divisors (11419054895).

55858545745 is a wasteful number, since it uses less digits than its factorization.

55858545745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41224295.

The product of its digits is 112000000, while the sum is 61.

The spelling of 55858545745 in words is "fifty-five billion, eight hundred fifty-eight million, five hundred forty-five thousand, seven hundred forty-five".