46400464220 has 24 divisors (see below), whose sum is σ = 106299245808. Its totient is φ = 16872896000.

The previous prime is 46400464219. The next prime is 46400464223. The reversal of 46400464220 is 2246400464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46400464223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105455381 + ... + 105455820.

It is an arithmetic number, because the mean of its divisors is an integer number (4429135242).

Almost surely, 2^46400464220 is an apocalyptic number.

It is an amenable number.

46400464220 is an abundant number, since it is smaller than the sum of its proper divisors (59898781588).

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

46400464220 is a wasteful number, since it uses less digits than its factorization.

46400464220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210911221 (or 210911219 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 46400464220 its reverse (2246400464), we get a palindrome (48646864684).

The spelling of 46400464220 in words is "forty-six billion, four hundred million, four hundred sixty-four thousand, two hundred twenty".