6451113652 has 12 divisors (see below), whose sum is σ = 11290633956. Its totient is φ = 3225218240.

The previous prime is 6451113649. The next prime is 6451113653. The reversal of 6451113652 is 2563111546.

It can be written as a sum of positive squares in 2 ways, for example, as 5601624336 + 849489316 = 74844^2 + 29146^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451113653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39049 + ... + 120112.

It is an arithmetic number, because the mean of its divisors is an integer number (940886163).

Almost surely, 2^6451113652 is an apocalyptic number.

It is an amenable number.

6451113652 is a deficient number, since it is larger than the sum of its proper divisors (4839520304).

6451113652 is a wasteful number, since it uses less digits than its factorization.

6451113652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169298 (or 169296 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 6451113652 is about 80318.8250163061. The cubic root of 6451113652 is about 1861.5651115295.

The spelling of 6451113652 in words is "six billion, four hundred fifty-one million, one hundred thirteen thousand, six hundred fifty-two".