61368255526299 has 16 divisors (see below), whose sum is σ = 81905991555360. Its totient is φ = 40871346405120.

The previous prime is 61368255526183. The next prime is 61368255526349. The reversal of 61368255526299 is 99262555286316.

61368255526299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 61368255526299 - 2²⁵ = 61368221971867 is a prime.

It is a super-2 number, since 2×61368255526299² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61368255524299) 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 15 ways as a sum of consecutive naturals, for example, 202279029 + ... + 202582185.

It is an arithmetic number, because the mean of its divisors is an integer number (5119124472210).

Almost surely, 2^{61368255526299} is an apocalyptic number.

61368255526299 is a deficient number, since it is larger than the sum of its proper divisors (20537736029061).

61368255526299 is a wasteful number, since it uses less digits than its factorization.

61368255526299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370270.

The product of its digits is 419904000, while the sum is 69.

The spelling of 61368255526299 in words is "sixty-one trillion, three hundred sixty-eight billion, two hundred fifty-five million, five hundred twenty-six thousand, two hundred ninety-nine".