422052093981 has 24 divisors (see below), whose sum is σ = 696776510144. Its totient is φ = 241153381440.

The previous prime is 422052093929. The next prime is 422052094091. The reversal of 422052093981 is 189390250224.

422052093981 is a `hidden beast` number, since 42 + 2 + 0 + 520 + 9 + 3 + 9 + 81 = 666.

It is not a de Polignac number, because 422052093981 - 2¹³ = 422052085789 is a prime.

It is a super-2 number, since 2×422052093981² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422052073981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548130 + ... + 1069836.

Almost surely, 2^422052093981 is an apocalyptic number.

It is an amenable number.

422052093981 is a deficient number, since it is larger than the sum of its proper divisors (274724416163).

422052093981 is a wasteful number, since it uses less digits than its factorization.

422052093981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534561 (or 534558 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 422052093981 in words is "four hundred twenty-two billion, fifty-two million, ninety-three thousand, nine hundred eighty-one".