55061161001 has 16 divisors (see below), whose sum is σ = 68656422528. Its totient is φ = 42899337600.

The previous prime is 55061160997. The next prime is 55061161007. The reversal of 55061161001 is 10016116055.

It is not a de Polignac number, because 55061161001 - 2² = 55061160997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55061161007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627251 + ... + 709623.

It is an arithmetic number, because the mean of its divisors is an integer number (4291026408).

Almost surely, 2^55061161001 is an apocalyptic number.

It is an amenable number.

55061161001 is a deficient number, since it is larger than the sum of its proper divisors (13595261527).

55061161001 is a wasteful number, since it uses less digits than its factorization.

55061161001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91072.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 55061161001 its reverse (10016116055), we get a palindrome (65077277056).

The spelling of 55061161001 in words is "fifty-five billion, sixty-one million, one hundred sixty-one thousand, one".