46279056640 has 144 divisors (see below), whose sum is σ = 112705080768. Its totient is φ = 18203885568.

The previous prime is 46279056623. The next prime is 46279056641. The reversal of 46279056640 is 4665097264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46279056641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48868647 + ... + 48869593.

It is an arithmetic number, because the mean of its divisors is an integer number (782674172).

Almost surely, 2^46279056640 is an apocalyptic number.

46279056640 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 46279056640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56352540384).

46279056640 is an abundant number, since it is smaller than the sum of its proper divisors (66426024128).

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

46279056640 is an equidigital number, since it uses as much as digits as its factorization.

46279056640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564 (or 1550 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 46279056640 in words is "forty-six billion, two hundred seventy-nine million, fifty-six thousand, six hundred forty".