2612252622421 has 6 divisors (see below), whose sum is σ = 2828652248130. Its totient is φ = 2411310112848.

The previous prime is 2612252622361. The next prime is 2612252622431. The reversal of 2612252622421 is 1242262522162.

2612252622421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 841870225 + 2611410752196 = 29015^2 + 1615986^2 .

It is not a de Polignac number, because 2612252622421 - 2²³ = 2612244233813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2612252622431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7728557886 + ... + 7728558223.

It is an arithmetic number, because the mean of its divisors is an integer number (471442041355).

Almost surely, 2^{2612252622421} is an apocalyptic number.

It is an amenable number.

2612252622421 is a deficient number, since it is larger than the sum of its proper divisors (216399625709).

2612252622421 is a wasteful number, since it uses less digits than its factorization.

2612252622421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15457116135 (or 15457116122 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The spelling of 2612252622421 in words is "two trillion, six hundred twelve billion, two hundred fifty-two million, six hundred twenty-two thousand, four hundred twenty-one".