671652260301 has 128 divisors (see below), whose sum is σ = 1081722470400. Its totient is φ = 366304055040.

The previous prime is 671652260287. The next prime is 671652260303. The reversal of 671652260301 is 103062256176.

It is not a de Polignac number, because 671652260301 - 2⁷ = 671652260173 is a prime.

It is a super-2 number, since 2×671652260301² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 671652260301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671652260303) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 646440540 + ... + 646441578.

It is an arithmetic number, because the mean of its divisors is an integer number (8450956800).

Almost surely, 2^671652260301 is an apocalyptic number.

It is an amenable number.

671652260301 is a deficient number, since it is larger than the sum of its proper divisors (410070210099).

671652260301 is a wasteful number, since it uses less digits than its factorization.

671652260301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 671652260301 in words is "six hundred seventy-one billion, six hundred fifty-two million, two hundred sixty thousand, three hundred one".