11877200204551 has 8 divisors (see below), whose sum is σ = 13201416351504. Its totient is φ = 10593729169920.

The previous prime is 11877200204479. The next prime is 11877200204561. The reversal of 11877200204551 is 15540200277811.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11877200204551 - 2⁷ = 11877200204423 is a prime.

It is a super-2 number, since 2×11877200204551² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11877200204498 and 11877200204507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11877200204561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10186277466 + ... + 10186278631.

It is an arithmetic number, because the mean of its divisors is an integer number (1650177043938).

Almost surely, 2^{11877200204551} is an apocalyptic number.

11877200204551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11877200204551 is a deficient number, since it is larger than the sum of its proper divisors (1324216146953).

11877200204551 is a wasteful number, since it uses less digits than its factorization.

11877200204551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20372556161.

The product of its (nonzero) digits is 156800, while the sum is 43.

The spelling of 11877200204551 in words is "eleven trillion, eight hundred seventy-seven billion, two hundred million, two hundred four thousand, five hundred fifty-one".