675785223765 has 24 divisors (see below), whose sum is σ = 1171398140640. Its totient is φ = 360407374944.

The previous prime is 675785223761. The next prime is 675785223767. The reversal of 675785223765 is 567322587576.

675785223765 is a `hidden beast` number, since 6 + 7 + 5 + 78 + 522 + 37 + 6 + 5 = 666.

It is not a de Polignac number, because 675785223765 - 2² = 675785223761 is a prime.

It is a super-2 number, since 2×675785223765² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675785223761) 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, 1310134 + ... + 1751576.

It is an arithmetic number, because the mean of its divisors is an integer number (48808255860).

Almost surely, 2^675785223765 is an apocalyptic number.

It is an amenable number.

675785223765 is a deficient number, since it is larger than the sum of its proper divisors (495612916875).

675785223765 is a wasteful number, since it uses less digits than its factorization.

675785223765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475473 (or 475470 counting only the distinct ones).

The product of its digits is 148176000, while the sum is 63.

The spelling of 675785223765 in words is "six hundred seventy-five billion, seven hundred eighty-five million, two hundred twenty-three thousand, seven hundred sixty-five".