227616331053551 has 16 divisors (see below), whose sum is σ = 254084121772800. Its totient is φ = 202111135873920.

The previous prime is 227616331053533. The next prime is 227616331053569. The reversal of 227616331053551 is 155350133616722.

It is an interprime number because it is at equal distance from previous prime (227616331053533) and next prime (227616331053569).

It is a cyclic number.

It is not a de Polignac number, because 227616331053551 - 2⁶ = 227616331053487 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 227616331053551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227616331053521) 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, 232890071 + ... + 233865383.

It is an arithmetic number, because the mean of its divisors is an integer number (15880257610800).

Almost surely, 2^{227616331053551} is an apocalyptic number.

227616331053551 is a deficient number, since it is larger than the sum of its proper divisors (26467790719249).

227616331053551 is a wasteful number, since it uses less digits than its factorization.

227616331053551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468766.

The product of its (nonzero) digits is 3402000, while the sum is 50.

The spelling of 227616331053551 in words is "two hundred twenty-seven trillion, six hundred sixteen billion, three hundred thirty-one million, fifty-three thousand, five hundred fifty-one".