46691111581812 has 192 divisors, whose sum is σ = 130768822517760. Its totient is φ = 14370680510208.

The previous prime is 46691111581729. The next prime is 46691111581831. The reversal of 46691111581812 is 21818511119664.

46691111581812 is a `hidden beast` number, since 46 + 6 + 9 + 1 + 1 + 1 + 1 + 581 + 8 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 5783353 + ... + 11261855.

It is an arithmetic number, because the mean of its divisors is an integer number (681087617280).

Almost surely, 2^{46691111581812} 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 46691111581812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65384411258880).

46691111581812 is an abundant number, since it is smaller than the sum of its proper divisors (84077710935948).

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

46691111581812 is a wasteful number, since it uses less digits than its factorization.

46691111581812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5478659 (or 5478651 counting only the distinct ones).

The product of its digits is 829440, while the sum is 54.

The spelling of 46691111581812 in words is "forty-six trillion, six hundred ninety-one billion, one hundred eleven million, five hundred eighty-one thousand, eight hundred twelve".