981152976834 has 20 divisors (see below), whose sum is σ = 2198509448454. Its totient is φ = 327050992224.

The previous prime is 981152976833. The next prime is 981152976841. The reversal of 981152976834 is 438679251189.

981152976834 is a `hidden beast` number, since 9 + 8 + 1 + 1 + 529 + 76 + 8 + 34 = 666.

It can be written as a sum of positive squares in only one way, i.e., 891035938809 + 90117038025 = 943947^2 + 300195^2 .

It is a super-2 number, since 2×981152976834² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (981152976833) 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 9 ways as a sum of consecutive naturals, for example, 3028249767 + ... + 3028250090.

Almost surely, 2^981152976834 is an apocalyptic number.

981152976834 is an abundant number, since it is smaller than the sum of its proper divisors (1217356471620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

981152976834 is a wasteful number, since it uses less digits than its factorization.

981152976834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6056499871 (or 6056499862 counting only the distinct ones).

The product of its digits is 26127360, while the sum is 63.

The spelling of 981152976834 in words is "nine hundred eighty-one billion, one hundred fifty-two million, nine hundred seventy-six thousand, eight hundred thirty-four".