46228350640 has 80 divisors (see below), whose sum is σ = 109030521600. Its totient is φ = 18225789696.

The previous prime is 46228350611. The next prime is 46228350659. The reversal of 46228350640 is 4605382264.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 46228350593 and 46228350602.

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 15 ways as a sum of consecutive naturals, for example, 2907031 + ... + 2922889.

It is an arithmetic number, because the mean of its divisors is an integer number (1362881520).

Almost surely, 2^46228350640 is an apocalyptic number.

46228350640 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 46228350640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54515260800).

46228350640 is an abundant number, since it is smaller than the sum of its proper divisors (62802170960).

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

46228350640 is a wasteful number, since it uses less digits than its factorization.

46228350640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16394 (or 16388 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 46228350640 in words is "forty-six billion, two hundred twenty-eight million, three hundred fifty thousand, six hundred forty".