981801462025152 has 42 divisors (see below), whose sum is σ = 2814156621188328. Its totient is φ = 327267154008192.

The previous prime is 981801462025129. The next prime is 981801462025249. The reversal of 981801462025152 is 251520264108189.

It is a happy number.

981801462025152 is a `hidden beast` number, since 9 + 8 + 1 + 8 + 0 + 1 + 4 + 620 + 2 + 5 + 1 + 5 + 2 = 666.

It is a super-2 number, since 2×981801462025152² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 852258212988 + ... + 852258214139.

Almost surely, 2^{981801462025152} is an apocalyptic number.

It is an amenable number.

981801462025152 is an abundant number, since it is smaller than the sum of its proper divisors (1832355159163176).

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

981801462025152 is a wasteful number, since it uses less digits than its factorization.

981801462025152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704516427145 (or 1704516427132 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The spelling of 981801462025152 in words is "nine hundred eighty-one trillion, eight hundred one billion, four hundred sixty-two million, twenty-five thousand, one hundred fifty-two".