679925461412 has 6 divisors (see below), whose sum is σ = 1189869557478. Its totient is φ = 339962730704.

The previous prime is 679925461393. The next prime is 679925461427. The reversal of 679925461412 is 214164529976.

It can be written as a sum of positive squares in only one way, i.e., 655571986276 + 24353475136 = 809674^2 + 156056^2 .

It is a super-2 number, since 2×679925461412² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84990682673 + ... + 84990682680.

It is an arithmetic number, because the mean of its divisors is an integer number (198311592913).

Almost surely, 2^679925461412 is an apocalyptic number.

It is an amenable number.

679925461412 is a deficient number, since it is larger than the sum of its proper divisors (509944096066).

679925461412 is a wasteful number, since it uses less digits than its factorization.

679925461412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169981365357 (or 169981365355 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 56.

The spelling of 679925461412 in words is "six hundred seventy-nine billion, nine hundred twenty-five million, four hundred sixty-one thousand, four hundred twelve".