40533162021 has 32 divisors (see below), whose sum is σ = 65568061440. Its totient is φ = 24543082800.

The previous prime is 40533162001. The next prime is 40533162049. The reversal of 40533162021 is 12026133504.

40533162021 is a `hidden beast` number, since 4 + 0 + 5 + 3 + 31 + 620 + 2 + 1 = 666.

It is not a de Polignac number, because 40533162021 - 2¹⁵ = 40533129253 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40533162001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265726 + ... + 389456.

It is an arithmetic number, because the mean of its divisors is an integer number (2049001920).

Almost surely, 2^40533162021 is an apocalyptic number.

It is an amenable number.

40533162021 is a deficient number, since it is larger than the sum of its proper divisors (25034899419).

40533162021 is a wasteful number, since it uses less digits than its factorization.

40533162021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124854 (or 124848 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 40533162021 its reverse (12026133504), we get a palindrome (52559295525).

The spelling of 40533162021 in words is "forty billion, five hundred thirty-three million, one hundred sixty-two thousand, twenty-one".