275356622415656 has 8 divisors (see below), whose sum is σ = 516293667029370. Its totient is φ = 137678311207824.

The previous prime is 275356622415649. The next prime is 275356622415683. The reversal of 275356622415656 is 656514226653572.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 264636957087556 + 10719665328100 = 16267666^2 + 3274090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 275356622415592 and 275356622415601.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17209788900971 + ... + 17209788900986.

Almost surely, 2^{275356622415656} is an apocalyptic number.

It is an amenable number.

275356622415656 is a deficient number, since it is larger than the sum of its proper divisors (240937044613714).

275356622415656 is a wasteful number, since it uses less digits than its factorization.

275356622415656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34419577801963 (or 34419577801959 counting only the distinct ones).

The product of its digits is 544320000, while the sum is 65.

The spelling of 275356622415656 in words is "two hundred seventy-five trillion, three hundred fifty-six billion, six hundred twenty-two million, four hundred fifteen thousand, six hundred fifty-six".