46861616865 has 64 divisors (see below), whose sum is σ = 88236191232. Its totient is φ = 20791296000.

The previous prime is 46861616807. The next prime is 46861616873. The reversal of 46861616865 is 56861616864.

46861616865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 46861616865 - 2⁶ = 46861616801 is a prime.

It is a super-2 number, since 2×46861616865² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 802665 + ... + 859065.

It is an arithmetic number, because the mean of its divisors is an integer number (1378690488).

Almost surely, 2^46861616865 is an apocalyptic number.

It is an amenable number.

46861616865 is a deficient number, since it is larger than the sum of its proper divisors (41374574367).

46861616865 is a wasteful number, since it uses less digits than its factorization.

46861616865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56650.

The product of its digits is 9953280, while the sum is 57.

Subtracting 46861616865 from its reverse (56861616864), we obtain a palindrome (9999999999).

The spelling of 46861616865 in words is "forty-six billion, eight hundred sixty-one million, six hundred sixteen thousand, eight hundred sixty-five".