46418515728 has 320 divisors, whose sum is σ = 137583194112. Its totient is φ = 13378590720.

The previous prime is 46418515603. The next prime is 46418515729. The reversal of 46418515728 is 82751581464.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (46418515729) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 256455798 + ... + 256455978.

Almost surely, 2^46418515728 is an apocalyptic number.

46418515728 is a gapful number since it is divisible by the number (48) 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 46418515728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68791597056).

46418515728 is an abundant number, since it is smaller than the sum of its proper divisors (91164678384).

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

46418515728 is a wasteful number, since it uses less digits than its factorization.

46418515728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502 (or 496 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 51.

The spelling of 46418515728 in words is "forty-six billion, four hundred eighteen million, five hundred fifteen thousand, seven hundred twenty-eight".