6436146072 has 32 divisors (see below), whose sum is σ = 16271161200. Its totient is φ = 2121275904.

The previous prime is 6436146061. The next prime is 6436146083. The reversal of 6436146072 is 2706416346.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6436146061) and next prime (6436146083).

It is a self number, because there is not a number n which added to its sum of digits gives 6436146072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504453 + ... + 1508724.

Almost surely, 2^6436146072 is an apocalyptic number.

It is an amenable number.

6436146072 is an abundant number, since it is smaller than the sum of its proper divisors (9835015128).

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

6436146072 is a wasteful number, since it uses less digits than its factorization.

6436146072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3013275 (or 3013271 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 6436146072 is about 80225.5948684707. The cubic root of 6436146072 is about 1860.1242904572.

The spelling of 6436146072 in words is "six billion, four hundred thirty-six million, one hundred forty-six thousand, seventy-two".