55445651075 has 24 divisors (see below), whose sum is σ = 68961300480. Its totient is φ = 44222074400.

The previous prime is 55445651047. The next prime is 55445651099. The reversal of 55445651075 is 57015654455.

It is not a de Polignac number, because 55445651075 - 2¹⁶ = 55445585539 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 21398030 + ... + 21400620.

It is an arithmetic number, because the mean of its divisors is an integer number (2873387520).

Almost surely, 2^55445651075 is an apocalyptic number.

55445651075 is a deficient number, since it is larger than the sum of its proper divisors (13515649405).

55445651075 is a wasteful number, since it uses less digits than its factorization.

55445651075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867 (or 4862 counting only the distinct ones).

The product of its (nonzero) digits is 2100000, while the sum is 47.

The spelling of 55445651075 in words is "fifty-five billion, four hundred forty-five million, six hundred fifty-one thousand, seventy-five".