6402442046 has 128 divisors (see below), whose sum is σ = 14372951040. Its totient is φ = 2052864000.

The previous prime is 6402442021. The next prime is 6402442051.

6402442046 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6402442046² = 81982528304777332232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 641696 + ... + 651596.

It is an arithmetic number, because the mean of its divisors is an integer number (112288680).

Almost surely, 2^6402442046 is an apocalyptic number.

6402442046 is an abundant number, since it is smaller than the sum of its proper divisors (7970508994).

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

6402442046 is a wasteful number, since it uses less digits than its factorization.

6402442046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9970.

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 6402442046 is about 80015.2613318234. The cubic root of 6402442046 is about 1856.8716486963.

The spelling of 6402442046 in words is "six billion, four hundred two million, four hundred forty-two thousand, forty-six".