1641806134330 has 32 divisors (see below), whose sum is σ = 2957087891520. Its totient is φ = 656314414080.

The previous prime is 1641806134307. The next prime is 1641806134469. The reversal of 1641806134330 is 334316081461.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159905857 + ... + 159916123.

It is an arithmetic number, because the mean of its divisors is an integer number (92408996610).

Almost surely, 2^{1641806134330} is an apocalyptic number.

1641806134330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1641806134330 is a deficient number, since it is larger than the sum of its proper divisors (1315281757190).

1641806134330 is a wasteful number, since it uses less digits than its factorization.

1641806134330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18654.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 1641806134330 in words is "one trillion, six hundred forty-one billion, eight hundred six million, one hundred thirty-four thousand, three hundred thirty".