6451142022 has 48 divisors (see below), whose sum is σ = 15523480080. Its totient is φ = 1984963968.

The previous prime is 6451142021. The next prime is 6451142053. The reversal of 6451142022 is 2202411546.

6451142022 is a `hidden beast` number, since 6 + 451 + 1 + 4 + 202 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451142021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 344323 + ... + 362574.

It is an arithmetic number, because the mean of its divisors is an integer number (323405835).

Almost surely, 2^6451142022 is an apocalyptic number.

6451142022 is an abundant number, since it is smaller than the sum of its proper divisors (9072338058).

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

6451142022 is a wasteful number, since it uses less digits than its factorization.

6451142022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706934 (or 706915 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 6451142022 is about 80319.0016247712. The cubic root of 6451142022 is about 1861.5678403878.

Adding to 6451142022 its reverse (2202411546), we get a palindrome (8653553568).

The spelling of 6451142022 in words is "six billion, four hundred fifty-one million, one hundred forty-two thousand, twenty-two".