6456446141 has 4 divisors (see below), whose sum is σ = 6483460800. Its totient is φ = 6429431484.

The previous prime is 6456446123. The next prime is 6456446149. The reversal of 6456446141 is 1416446546.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1416446546 = 2 ⋅708223273.

It is a cyclic number.

It is not a de Polignac number, because 6456446141 - 2¹⁰ = 6456445117 is a prime.

It is a super-3 number, since 3×6456446141³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456446149) 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, 13506971 + ... + 13507448.

It is an arithmetic number, because the mean of its divisors is an integer number (1620865200).

Almost surely, 2^6456446141 is an apocalyptic number.

It is an amenable number.

6456446141 is a deficient number, since it is larger than the sum of its proper divisors (27014659).

6456446141 is a wasteful number, since it uses less digits than its factorization.

6456446141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27014658.

The product of its digits is 276480, while the sum is 41.

The square root of 6456446141 is about 80352.0139200008. The cubic root of 6456446141 is about 1862.0778933588.

The spelling of 6456446141 in words is "six billion, four hundred fifty-six million, four hundred forty-six thousand, one hundred forty-one".