46869187140 has 120 divisors (see below), whose sum is σ = 147252271320. Its totient is φ = 12479588352.

The previous prime is 46869187133. The next prime is 46869187151. The reversal of 46869187140 is 4178196864.

46869187140 is a `hidden beast` number, since 468 + 6 + 91 + 87 + 14 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2121707844 + 44747479296 = 46062^2 + 211536^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1068766 + ... + 1111754.

It is an arithmetic number, because the mean of its divisors is an integer number (1227102261).

Almost surely, 2^46869187140 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 46869187140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73626135660).

46869187140 is an abundant number, since it is smaller than the sum of its proper divisors (100383084180).

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

46869187140 is a wasteful number, since it uses less digits than its factorization.

46869187140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43683 (or 43672 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 46869187140 in words is "forty-six billion, eight hundred sixty-nine million, one hundred eighty-seven thousand, one hundred forty".