46866651397181 has 32 divisors (see below), whose sum is σ = 64001665140480. Its totient is φ = 33186048537600.

The previous prime is 46866651397109. The next prime is 46866651397183. The reversal of 46866651397181 is 18179315666864.

It is not a de Polignac number, because 46866651397181 - 2¹⁸ = 46866651135037 is a prime.

It is a super-2 number, since 2×46866651397181² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46866651397183) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 617262050 + ... + 617337971.

It is an arithmetic number, because the mean of its divisors is an integer number (2000052035640).

Almost surely, 2^{46866651397181} is an apocalyptic number.

It is an amenable number.

46866651397181 is a deficient number, since it is larger than the sum of its proper divisors (17135013743299).

46866651397181 is a wasteful number, since it uses less digits than its factorization.

46866651397181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234600085.

The product of its digits is 313528320, while the sum is 71.

The spelling of 46866651397181 in words is "forty-six trillion, eight hundred sixty-six billion, six hundred fifty-one million, three hundred ninety-seven thousand, one hundred eighty-one".