675489820131 has 24 divisors (see below), whose sum is σ = 1115118950400. Its totient is φ = 385985652336.

The previous prime is 675489820129. The next prime is 675489820157. The reversal of 675489820131 is 131028984576.

675489820131 is a `hidden beast` number, since 6 + 7 + 5 + 489 + 8 + 20 + 131 = 666.

It is not a de Polignac number, because 675489820131 - 2¹ = 675489820129 is a prime.

It is a super-2 number, since 2×675489820131² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (675489828131) 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, 3748606 + ... + 3924668.

It is an arithmetic number, because the mean of its divisors is an integer number (46463289600).

It is a 1-persistent number, because it is pandigital, but 2⋅675489820131 = 1350979640262 is not.

Almost surely, 2^675489820131 is an apocalyptic number.

675489820131 is a deficient number, since it is larger than the sum of its proper divisors (439629130269).

675489820131 is a wasteful number, since it uses less digits than its factorization.

675489820131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236975 (or 236972 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 675489820131 in words is "six hundred seventy-five billion, four hundred eighty-nine million, eight hundred twenty thousand, one hundred thirty-one".