675865801611 has 192 divisors, whose sum is σ = 1323197890560. Its totient is φ = 321032160000.

The previous prime is 675865801601. The next prime is 675865801631. The reversal of 675865801611 is 116108568576.

It is a happy number.

675865801611 is a `hidden beast` number, since 6 + 7 + 58 + 6 + 580 + 1 + 6 + 1 + 1 = 666.

It is not a de Polignac number, because 675865801611 - 2⁶ = 675865801547 is a prime.

It is a super-2 number, since 2×675865801611² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (675865801601) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 940007710 + ... + 940008428.

It is an arithmetic number, because the mean of its divisors is an integer number (6891655680).

Almost surely, 2^675865801611 is an apocalyptic number.

675865801611 is a deficient number, since it is larger than the sum of its proper divisors (647332088949).

675865801611 is a wasteful number, since it uses less digits than its factorization.

675865801611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598 (or 1595 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 54.

The spelling of 675865801611 in words is "six hundred seventy-five billion, eight hundred sixty-five million, eight hundred one thousand, six hundred eleven".