6454611642 has 8 divisors (see below), whose sum is σ = 12909223296. Its totient is φ = 2151537212.

The previous prime is 6454611613. The next prime is 6454611701. The reversal of 6454611642 is 2461164546.

It is a sphenic number, since it is the product of 3 distinct primes.

6454611642 is an admirable number.

It is a super-2 number, since 2×6454611642² = 83324022898083872328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6454611642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537884298 + ... + 537884309.

It is an arithmetic number, because the mean of its divisors is an integer number (1613652912).

Almost surely, 2^6454611642 is an apocalyptic number.

6454611642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6454611642 is a wasteful number, since it uses less digits than its factorization.

6454611642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075768612.

The product of its digits is 138240, while the sum is 39.

The square root of 6454611642 is about 80340.5977199572. The cubic root of 6454611642 is about 1861.9015164717.

The spelling of 6454611642 in words is "six billion, four hundred fifty-four million, six hundred eleven thousand, six hundred forty-two".