46539459893856 has 96 divisors (see below), whose sum is σ = 123759278576640. Its totient is φ = 15310991195136.

The previous prime is 46539459893789. The next prime is 46539459893891. The reversal of 46539459893856 is 65839895493564.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×46539459893856² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18915700 + ... + 21233996.

It is an arithmetic number, because the mean of its divisors is an integer number (1289159151840).

Almost surely, 2^{46539459893856} 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 46539459893856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61879639288320).

46539459893856 is an abundant number, since it is smaller than the sum of its proper divisors (77219818682784).

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

46539459893856 is a wasteful number, since it uses less digits than its factorization.

46539459893856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321036 (or 2321028 counting only the distinct ones).

The product of its digits is 30233088000, while the sum is 84.

The spelling of 46539459893856 in words is "forty-six trillion, five hundred thirty-nine billion, four hundred fifty-nine million, eight hundred ninety-three thousand, eight hundred fifty-six".