672586753556 has 36 divisors (see below), whose sum is σ = 1213600248000. Its totient is φ = 326064201408.

The previous prime is 672586753541. The next prime is 672586753571. The reversal of 672586753556 is 655357685276.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (672586753541) and next prime (672586753571).

It is a junction number, because it is equal to n+sod(n) for n = 672586753492 and 672586753501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 990245 + ... + 1525043.

It is an arithmetic number, because the mean of its divisors is an integer number (33711118000).

Almost surely, 2^672586753556 is an apocalyptic number.

It is an amenable number.

672586753556 is a deficient number, since it is larger than the sum of its proper divisors (541013494444).

672586753556 is a wasteful number, since it uses less digits than its factorization.

672586753556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535008 (or 534933 counting only the distinct ones).

The product of its digits is 317520000, while the sum is 65.

The spelling of 672586753556 in words is "six hundred seventy-two billion, five hundred eighty-six million, seven hundred fifty-three thousand, five hundred fifty-six".