40302133233021 has 32 divisors (see below), whose sum is σ = 65253837388800. Its totient is φ = 24380881565040.

The previous prime is 40302133232947. The next prime is 40302133233029. The reversal of 40302133233021 is 12033233120304.

40302133233021 is a `hidden beast` number, since 4 + 0 + 3 + 0 + 21 + 332 + 3 + 302 + 1 = 666.

It is not a de Polignac number, because 40302133233021 - 2²³ = 40302124844413 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40302133233029) 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, 123875401 + ... + 124200318.

It is an arithmetic number, because the mean of its divisors is an integer number (2039182418400).

Almost surely, 2^{40302133233021} is an apocalyptic number.

It is an amenable number.

40302133233021 is a deficient number, since it is larger than the sum of its proper divisors (24951704155779).

40302133233021 is a wasteful number, since it uses less digits than its factorization.

40302133233021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248076286 (or 248076280 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 40302133233021 its reverse (12033233120304), we get a palindrome (52335366353325).

The spelling of 40302133233021 in words is "forty trillion, three hundred two billion, one hundred thirty-three million, two hundred thirty-three thousand, twenty-one".