84016365451 has 2 divisors, whose sum is σ = 84016365452. Its totient is φ = 84016365450.

The previous prime is 84016365427. The next prime is 84016365539. The reversal of 84016365451 is 15456361048.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84016365451 - 2²⁵ = 83982811019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84016365398 and 84016365407.

It is not a weakly prime, because it can be changed into another prime (84016365551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42008182725 + 42008182726.

It is an arithmetic number, because the mean of its divisors is an integer number (42008182726).

Almost surely, 2^84016365451 is an apocalyptic number.

84016365451 is a deficient number, since it is larger than the sum of its proper divisors (1).

84016365451 is an equidigital number, since it uses as much as digits as its factorization.

84016365451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 84016365451 in words is "eighty-four billion, sixteen million, three hundred sixty-five thousand, four hundred fifty-one".