55631026436206 has 64 divisors (see below), whose sum is σ = 92959758194688. Its totient is φ = 24805741459968.

The previous prime is 55631026436201. The next prime is 55631026436233. The reversal of 55631026436206 is 60263462013655.

55631026436206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55631026436206² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55631026436206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55631026436201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61072555 + ... + 61976761.

It is an arithmetic number, because the mean of its divisors is an integer number (1452496221792).

Almost surely, 2^{55631026436206} is an apocalyptic number.

55631026436206 is a deficient number, since it is larger than the sum of its proper divisors (37328731758482).

55631026436206 is a wasteful number, since it uses less digits than its factorization.

55631026436206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904865.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 55631026436206 in words is "fifty-five trillion, six hundred thirty-one billion, twenty-six million, four hundred thirty-six thousand, two hundred six".