84903436801 has 2 divisors, whose sum is σ = 84903436802. Its totient is φ = 84903436800.

The previous prime is 84903436799. The next prime is 84903436819. The reversal of 84903436801 is 10863430948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83073650625 + 1829786176 = 288225^2 + 42776^2 .

It is a cyclic number.

It is not a de Polignac number, because 84903436801 - 2¹ = 84903436799 is a prime.

It is a super-2 number, since 2×84903436801² (a number of 23 digits) contains 22 as substring.

Together with 84903436799, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (84903436831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42451718400 + 42451718401.

It is an arithmetic number, because the mean of its divisors is an integer number (42451718401).

Almost surely, 2^84903436801 is an apocalyptic number.

It is an amenable number.

84903436801 is a deficient number, since it is larger than the sum of its proper divisors (1).

84903436801 is an equidigital number, since it uses as much as digits as its factorization.

84903436801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 84903436801 in words is "eighty-four billion, nine hundred three million, four hundred thirty-six thousand, eight hundred one".