2651123356 has 12 divisors (see below), whose sum is σ = 5302246768. Its totient is φ = 1136195712.

The previous prime is 2651123351. The next prime is 2651123381. The reversal of 2651123356 is 6533211562.

2651123356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2651123356 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2651123351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47341461 + ... + 47341516.

Almost surely, 2^2651123356 is an apocalyptic number.

It is an amenable number.

2651123356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2651123356 is a wasteful number, since it uses less digits than its factorization.

2651123356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94682988 (or 94682986 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 2651123356 is about 51489.0605468773. The cubic root of 2651123356 is about 1384.0230145025.

The spelling of 2651123356 in words is "two billion, six hundred fifty-one million, one hundred twenty-three thousand, three hundred fifty-six".