671105924244651 has 192 divisors, whose sum is σ = 1105428705976320. Its totient is φ = 360090724331520.

The previous prime is 671105924244629. The next prime is 671105924244673. The reversal of 671105924244651 is 156442429501176.

It is an interprime number because it is at equal distance from previous prime (671105924244629) and next prime (671105924244673).

It is not a de Polignac number, because 671105924244651 - 2⁴¹ = 668906900989099 is a prime.

It is a super-2 number, since 2×671105924244651² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 671105924244591 and 671105924244600.

It is not an unprimeable number, because it can be changed into a prime (671105924244751) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 186056533890 + ... + 186056537496.

It is an arithmetic number, because the mean of its divisors is an integer number (5757441176960).

Almost surely, 2^{671105924244651} is an apocalyptic number.

671105924244651 is a deficient number, since it is larger than the sum of its proper divisors (434322781731669).

671105924244651 is a wasteful number, since it uses less digits than its factorization.

671105924244651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5014 (or 5007 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 671105924244651 in words is "six hundred seventy-one trillion, one hundred five billion, nine hundred twenty-four million, two hundred forty-four thousand, six hundred fifty-one".