146211445645506 has 12 divisors (see below), whose sum is σ = 316791465565302. Its totient is φ = 48737148548496.

The previous prime is 146211445645469. The next prime is 146211445645513. The reversal of 146211445645506 is 605546544112641.

146211445645506 is a `hidden beast` number, since 1 + 4 + 6 + 2 + 1 + 1 + 44 + 56 + 45 + 506 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131077517290281 + 15133928355225 = 11448909^2 + 3890235^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4061429045691 + ... + 4061429045726.

Almost surely, 2^{146211445645506} is an apocalyptic number.

146211445645506 is an abundant number, since it is smaller than the sum of its proper divisors (170580019919796).

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

146211445645506 is a wasteful number, since it uses less digits than its factorization.

146211445645506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8122858091425 (or 8122858091422 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 146211445645506 in words is "one hundred forty-six trillion, two hundred eleven billion, four hundred forty-five million, six hundred forty-five thousand, five hundred six".