402134443032 has 80 divisors (see below), whose sum is σ = 1172822507640. Its totient is φ = 114895538688.

The previous prime is 402134443031. The next prime is 402134443049. The reversal of 402134443032 is 230344431204.

It is a happy number.

It is a super-2 number, since 2×402134443032² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402134443031) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3431673 + ... + 3546920.

Almost surely, 2^402134443032 is an apocalyptic number.

402134443032 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

402134443032 is an abundant number, since it is smaller than the sum of its proper divisors (770688064608).

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

402134443032 is an equidigital number, since it uses as much as digits as its factorization.

402134443032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6978630 (or 6978605 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 402134443032 its reverse (230344431204), we get a palindrome (632478874236).

The spelling of 402134443032 in words is "four hundred two billion, one hundred thirty-four million, four hundred forty-three thousand, thirty-two".