555556061097 has 16 divisors (see below), whose sum is σ = 823219152000. Its totient is φ = 370292796432.

The previous prime is 555556061069. The next prime is 555556061131. The reversal of 555556061097 is 790160655555.

It is not a de Polignac number, because 555556061097 - 2⁶ = 555556061033 is a prime.

It is a super-2 number, since 2×555556061097² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (555556061297) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2033322 + ... + 2290307.

It is an arithmetic number, because the mean of its divisors is an integer number (51451197000).

Almost surely, 2^555556061097 is an apocalyptic number.

It is an amenable number.

555556061097 is a deficient number, since it is larger than the sum of its proper divisors (267663090903).

555556061097 is a wasteful number, since it uses less digits than its factorization.

555556061097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4328397 (or 4328391 counting only the distinct ones).

The product of its (nonzero) digits is 7087500, while the sum is 54.

The spelling of 555556061097 in words is "five hundred fifty-five billion, five hundred fifty-six million, sixty-one thousand, ninety-seven".