84249962401 has 6 divisors (see below), whose sum is σ = 92605330706. Its totient is φ = 76590874800.

The previous prime is 84249962369. The next prime is 84249962429. The reversal of 84249962401 is 10426994248.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 57024962401 + 27225000000 = 238799^2 + 165000^2 .

It is not a de Polignac number, because 84249962401 - 2⁵ = 84249962369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84249962441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 348140220 + ... + 348140461.

Almost surely, 2^84249962401 is an apocalyptic number.

It is an amenable number.

84249962401 is a deficient number, since it is larger than the sum of its proper divisors (8355368305).

84249962401 is a wasteful number, since it uses less digits than its factorization.

84249962401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696280703 (or 696280692 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 84249962401 in words is "eighty-four billion, two hundred forty-nine million, nine hundred sixty-two thousand, four hundred one".