6522157612651 has 2 divisors, whose sum is σ = 6522157612652. Its totient is φ = 6522157612650.

The previous prime is 6522157612591. The next prime is 6522157612679. The reversal of 6522157612651 is 1562167512256.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6522157612651 is a prime.

It is a super-2 number, since 2×6522157612651² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6522157612595 and 6522157612604.

It is not a weakly prime, because it can be changed into another prime (6522157612151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3261078806325 + 3261078806326.

It is an arithmetic number, because the mean of its divisors is an integer number (3261078806326).

Almost surely, 2^{6522157612651} is an apocalyptic number.

6522157612651 is a deficient number, since it is larger than the sum of its proper divisors (1).

6522157612651 is an equidigital number, since it uses as much as digits as its factorization.

6522157612651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512000, while the sum is 49.

The spelling of 6522157612651 in words is "six trillion, five hundred twenty-two billion, one hundred fifty-seven million, six hundred twelve thousand, six hundred fifty-one".