6671490451047 has 24 divisors (see below), whose sum is σ = 9897304088880. Its totient is φ = 4327340371200.

The previous prime is 6671490450943. The next prime is 6671490451051. The reversal of 6671490451047 is 7401540941766.

It is a happy number.

6671490451047 is a `hidden beast` number, since 6 + 6 + 7 + 1 + 490 + 45 + 104 + 7 = 666.

It is not a de Polignac number, because 6671490451047 - 2²³ = 6671482062439 is a prime.

It is a super-2 number, since 2×6671490451047² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6671490450984 and 6671490451002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671490451097) 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, 13629279 + ... + 14110287.

It is an arithmetic number, because the mean of its divisors is an integer number (412387670370).

Almost surely, 2^{6671490451047} is an apocalyptic number.

6671490451047 is a deficient number, since it is larger than the sum of its proper divisors (3225813637833).

6671490451047 is a wasteful number, since it uses less digits than its factorization.

6671490451047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522703 (or 522700 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 6671490451047 in words is "six trillion, six hundred seventy-one billion, four hundred ninety million, four hundred fifty-one thousand, forty-seven".