36198806555 has 16 divisors (see below), whose sum is σ = 45763024800. Its totient is φ = 27411955200.

The previous prime is 36198806489. The next prime is 36198806557. The reversal of 36198806555 is 55560889163.

It is not a de Polignac number, because 36198806555 - 2¹² = 36198802459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36198806555.

It is not an unprimeable number, because it can be changed into a prime (36198806557) 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, 44540 + ... + 272729.

It is an arithmetic number, because the mean of its divisors is an integer number (2860189050).

Almost surely, 2^36198806555 is an apocalyptic number.

36198806555 is a deficient number, since it is larger than the sum of its proper divisors (9564218245).

36198806555 is a wasteful number, since it uses less digits than its factorization.

36198806555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318494.

The product of its (nonzero) digits is 7776000, while the sum is 56.

The spelling of 36198806555 in words is "thirty-six billion, one hundred ninety-eight million, eight hundred six thousand, five hundred fifty-five".