84455804800051 has 2 divisors, whose sum is σ = 84455804800052. Its totient is φ = 84455804800050.

The previous prime is 84455804799997. The next prime is 84455804800057. The reversal of 84455804800051 is 15000840855448.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84455804800051 - 2⁹ = 84455804799539 is a prime.

It is a super-3 number, since 3×84455804800051³ (a number of 43 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (84455804800057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42227902400025 + 42227902400026.

It is an arithmetic number, because the mean of its divisors is an integer number (42227902400026).

Almost surely, 2^{84455804800051} is an apocalyptic number.

84455804800051 is a deficient number, since it is larger than the sum of its proper divisors (1).

84455804800051 is an equidigital number, since it uses as much as digits as its factorization.

84455804800051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4096000, while the sum is 52.

The spelling of 84455804800051 in words is "eighty-four trillion, four hundred fifty-five billion, eight hundred four million, eight hundred thousand, fifty-one".