2256155066246 has 4 divisors (see below), whose sum is σ = 3384232599372. Its totient is φ = 1128077533122.

The previous prime is 2256155066219. The next prime is 2256155066251. The reversal of 2256155066246 is 6426605516522.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2256155066194 and 2256155066203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564038766560 + ... + 564038766563.

It is an arithmetic number, because the mean of its divisors is an integer number (846058149843).

Almost surely, 2^{2256155066246} is an apocalyptic number.

2256155066246 is a deficient number, since it is larger than the sum of its proper divisors (1128077533126).

2256155066246 is a wasteful number, since it uses less digits than its factorization.

2256155066246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128077533125.

The product of its (nonzero) digits is 5184000, while the sum is 50.

The spelling of 2256155066246 in words is "two trillion, two hundred fifty-six billion, one hundred fifty-five million, sixty-six thousand, two hundred forty-six".