246834086981 has 2 divisors, whose sum is σ = 246834086982. Its totient is φ = 246834086980.

The previous prime is 246834086959. The next prime is 246834087007. The reversal of 246834086981 is 189680438642.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 205476357025 + 41357729956 = 453295^2 + 203366^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-246834086981 is a prime.

It is a super-2 number, since 2×246834086981² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 246834086981.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (246834080981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123417043490 + 123417043491.

It is an arithmetic number, because the mean of its divisors is an integer number (123417043491).

Almost surely, 2^246834086981 is an apocalyptic number.

It is an amenable number.

246834086981 is a deficient number, since it is larger than the sum of its proper divisors (1).

246834086981 is an equidigital number, since it uses as much as digits as its factorization.

246834086981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15925248, while the sum is 59.

The spelling of 246834086981 in words is "two hundred forty-six billion, eight hundred thirty-four million, eighty-six thousand, nine hundred eighty-one".