6402134214 has 80 divisors (see below), whose sum is σ = 16639780608. Its totient is φ = 1801858608.

The previous prime is 6402134197. The next prime is 6402134231. The reversal of 6402134214 is 4124312046.

It is a happy number.

6402134214 is a `hidden beast` number, since 640 + 2 + 1 + 3 + 4 + 2 + 14 = 666.

It is an interprime number because it is at equal distance from previous prime (6402134197) and next prime (6402134231).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 33847 + ... + 118109.

Almost surely, 2^6402134214 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6402134214, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8319890304).

6402134214 is an abundant number, since it is smaller than the sum of its proper divisors (10237646394).

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

6402134214 is a wasteful number, since it uses less digits than its factorization.

6402134214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84351 (or 84342 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 6402134214 is about 80013.3377256567. The cubic root of 6402134214 is about 1856.8418885063.

The spelling of 6402134214 in words is "six billion, four hundred two million, one hundred thirty-four thousand, two hundred fourteen".