402133240042 has 16 divisors (see below), whose sum is σ = 609137860032. Its totient is φ = 199087810560.

The previous prime is 402133240037. The next prime is 402133240043. The reversal of 402133240042 is 240042331204.

It is a happy number.

It is a super-2 number, since 2×402133240042² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402133239989 and 402133240016.

It is not an unprimeable number, because it can be changed into a prime (402133240043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1455213 + ... + 1709359.

It is an arithmetic number, because the mean of its divisors is an integer number (38071116252).

Almost surely, 2^402133240042 is an apocalyptic number.

402133240042 is a deficient number, since it is larger than the sum of its proper divisors (207004619990).

402133240042 is a wasteful number, since it uses less digits than its factorization.

402133240042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261933.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402133240042 its reverse (240042331204), we get a palindrome (642175571246).

The spelling of 402133240042 in words is "four hundred two billion, one hundred thirty-three million, two hundred forty thousand, forty-two".