46491661776 has 120 divisors (see below), whose sum is σ = 139846656384. Its totient is φ = 13270548480.

The previous prime is 46491661739. The next prime is 46491661781. The reversal of 46491661776 is 67716619464.

It is a super-2 number, since 2×46491661776² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2585296 + ... + 2603216.

Almost surely, 2^46491661776 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 46491661776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69923328192).

46491661776 is an abundant number, since it is smaller than the sum of its proper divisors (93354994608).

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

46491661776 is a wasteful number, since it uses less digits than its factorization.

46491661776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19049 (or 19036 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 57.

The spelling of 46491661776 in words is "forty-six billion, four hundred ninety-one million, six hundred sixty-one thousand, seven hundred seventy-six".