46979884440 has 256 divisors, whose sum is σ = 163058313600. Its totient is φ = 12021350400.

The previous prime is 46979884417. The next prime is 46979884463. The reversal of 46979884440 is 4448897964.

46979884440 is a `hidden beast` number, since 46 + 9 + 79 + 8 + 84 + 440 = 666.

It is an interprime number because it is at equal distance from previous prime (46979884417) and next prime (46979884463).

It is a super-2 number, since 2×46979884440² (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 63 ways as a sum of consecutive naturals, for example, 2692384 + ... + 2709776.

Almost surely, 2^46979884440 is an apocalyptic number.

46979884440 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 46979884440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81529156800).

46979884440 is an abundant number, since it is smaller than the sum of its proper divisors (116078429160).

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

46979884440 is a wasteful number, since it uses less digits than its factorization.

46979884440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17515 (or 17505 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 46979884440 in words is "forty-six billion, nine hundred seventy-nine million, eight hundred eighty-four thousand, four hundred forty".