60451226681 has 2 divisors, whose sum is σ = 60451226682. Its totient is φ = 60451226680.

The previous prime is 60451226659. The next prime is 60451226707. The reversal of 60451226681 is 18662215406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58911056656 + 1540170025 = 242716^2 + 39245^2 .

It is a cyclic number.

It is not a de Polignac number, because 60451226681 - 2³⁰ = 59377484857 is a prime.

It is a super-2 number, since 2×60451226681² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (60451226611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30225613340 + 30225613341.

It is an arithmetic number, because the mean of its divisors is an integer number (30225613341).

Almost surely, 2^60451226681 is an apocalyptic number.

It is an amenable number.

60451226681 is a deficient number, since it is larger than the sum of its proper divisors (1).

60451226681 is an equidigital number, since it uses as much as digits as its factorization.

60451226681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 60451226681 in words is "sixty billion, four hundred fifty-one million, two hundred twenty-six thousand, six hundred eighty-one".