44646632146 has 8 divisors (see below), whose sum is σ = 67058418060. Its totient is φ = 22293826128.

The previous prime is 44646632119. The next prime is 44646632221. The reversal of 44646632146 is 64123664644.

It can be written as a sum of positive squares in 2 ways, for example, as 37631732121 + 7014900025 = 193989^2 + 83755^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 44646632096 and 44646632105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14743081 + ... + 14746108.

Almost surely, 2^44646632146 is an apocalyptic number.

44646632146 is a deficient number, since it is larger than the sum of its proper divisors (22411785914).

44646632146 is a wasteful number, since it uses less digits than its factorization.

44646632146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29489948.

The product of its digits is 1990656, while the sum is 46.

The spelling of 44646632146 in words is "forty-four billion, six hundred forty-six million, six hundred thirty-two thousand, one hundred forty-six".