6450553061 has 4 divisors (see below), whose sum is σ = 6452476800. Its totient is φ = 6448629324.

The previous prime is 6450553033. The next prime is 6450553063. The reversal of 6450553061 is 1603550546.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6450553061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6450553063) 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, 956831 + ... + 963548.

It is an arithmetic number, because the mean of its divisors is an integer number (1613119200).

Almost surely, 2^6450553061 is an apocalyptic number.

It is an amenable number.

6450553061 is a deficient number, since it is larger than the sum of its proper divisors (1923739).

6450553061 is a wasteful number, since it uses less digits than its factorization.

6450553061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923738.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 6450553061 is about 80315.3351546266. The cubic root of 6450553061 is about 1861.5111876680.

The spelling of 6450553061 in words is "six billion, four hundred fifty million, five hundred fifty-three thousand, sixty-one".