2256673775652 has 36 divisors (see below), whose sum is σ = 5811999445980. Its totient is φ = 738031674432.

The previous prime is 2256673775651. The next prime is 2256673775669. The reversal of 2256673775652 is 2565773766522.

2256673775652 is a `hidden beast` number, since 2 + 2 + 5 + 6 + 67 + 3 + 7 + 7 + 565 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1619831471076 + 636842304576 = 1272726^2 + 798024^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2256673775652.

It is not an unprimeable number, because it can be changed into a prime (2256673775651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 591369627 + ... + 591373442.

It is an arithmetic number, because the mean of its divisors is an integer number (161444429055).

Almost surely, 2^{2256673775652} is an apocalyptic number.

It is an amenable number.

2256673775652 is an abundant number, since it is smaller than the sum of its proper divisors (3555325670328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2256673775652 is a wasteful number, since it uses less digits than its factorization.

2256673775652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182743132 (or 1182743127 counting only the distinct ones).

The product of its digits is 222264000, while the sum is 63.

The spelling of 2256673775652 in words is "two trillion, two hundred fifty-six billion, six hundred seventy-three million, seven hundred seventy-five thousand, six hundred fifty-two".