671053031000 has 128 divisors (see below), whose sum is σ = 1713896271360. Its totient is φ = 243893808000.

The previous prime is 671053030993. The next prime is 671053031023. The reversal of 671053031000 is 130350176.

It is a happy number.

It is a super-2 number, since 2×671053031000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22898357 + ... + 22927643.

It is an arithmetic number, because the mean of its divisors is an integer number (13389814620).

Almost surely, 2^671053031000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 671053031000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (856948135680).

671053031000 is an abundant number, since it is smaller than the sum of its proper divisors (1042843240360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

671053031000 is a wasteful number, since it uses less digits than its factorization.

671053031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31402 (or 31388 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 26.

Adding to 671053031000 its reverse (130350176), we get a palindrome (671183381176).

The spelling of 671053031000 in words is "six hundred seventy-one billion, fifty-three million, thirty-one thousand".