46540665072 has 200 divisors, whose sum is σ = 154682837760. Its totient is φ = 13360878720.

The previous prime is 46540665047. The next prime is 46540665133. The reversal of 46540665072 is 27056604564.

46540665072 is a `hidden beast` number, since 46 + 5 + 40 + 66 + 507 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 184953 + ... + 356775.

Almost surely, 2^46540665072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46540665072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77341418880).

46540665072 is an abundant number, since it is smaller than the sum of its proper divisors (108142172688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46540665072 is a wasteful number, since it uses less digits than its factorization.

46540665072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171873 (or 171858 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The spelling of 46540665072 in words is "forty-six billion, five hundred forty million, six hundred sixty-five thousand, seventy-two".