46188969840 has 480 divisors, whose sum is σ = 178598818944. Its totient is φ = 10607984640.

The previous prime is 46188969769. The next prime is 46188969889. The reversal of 46188969840 is 4896988164.

46188969840 is a `hidden beast` number, since 4 + 618 + 8 + 9 + 6 + 9 + 8 + 4 + 0 = 666.

46188969840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8823864 + ... + 8829096.

Almost surely, 2^46188969840 is an apocalyptic number.

46188969840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46188969840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89299409472).

46188969840 is an abundant number, since it is smaller than the sum of its proper divisors (132409849104).

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

46188969840 is a wasteful number, since it uses less digits than its factorization.

46188969840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5329 (or 5320 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 63.

The spelling of 46188969840 in words is "forty-six billion, one hundred eighty-eight million, nine hundred sixty-nine thousand, eight hundred forty".