86224225651 has 2 divisors, whose sum is σ = 86224225652. Its totient is φ = 86224225650.

The previous prime is 86224225639. The next prime is 86224225691. The reversal of 86224225651 is 15652242268.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86224225651 - 2⁷ = 86224225523 is a prime.

It is a super-2 number, since 2×86224225651² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86224225598 and 86224225607.

It is not a weakly prime, because it can be changed into another prime (86224225621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43112112825 + 43112112826.

It is an arithmetic number, because the mean of its divisors is an integer number (43112112826).

Almost surely, 2^86224225651 is an apocalyptic number.

86224225651 is a deficient number, since it is larger than the sum of its proper divisors (1).

86224225651 is an equidigital number, since it uses as much as digits as its factorization.

86224225651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 460800, while the sum is 43.

The spelling of 86224225651 in words is "eighty-six billion, two hundred twenty-four million, two hundred twenty-five thousand, six hundred fifty-one".