46654163440 has 20 divisors (see below), whose sum is σ = 108470930184. Its totient is φ = 18661665344.

The previous prime is 46654163419. The next prime is 46654163467. The reversal of 46654163440 is 4436145664.

46654163440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×46654163440² (a number of 22 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 3 ways as a sum of consecutive naturals, for example, 291588442 + ... + 291588601.

Almost surely, 2^46654163440 is an apocalyptic number.

46654163440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

46654163440 is an abundant number, since it is smaller than the sum of its proper divisors (61816766744).

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

46654163440 is a wasteful number, since it uses less digits than its factorization.

46654163440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583177056 (or 583177050 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 46654163440 in words is "forty-six billion, six hundred fifty-four million, one hundred sixty-three thousand, four hundred forty".