144636211601630 has 128 divisors (see below), whose sum is σ = 319037883494400. Its totient is φ = 46161441317376.

The previous prime is 144636211601617. The next prime is 144636211601647. The reversal of 144636211601630 is 36106112636441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4920545 + ... + 17705484.

It is an arithmetic number, because the mean of its divisors is an integer number (2492483464800).

Almost surely, 2^{144636211601630} is an apocalyptic number.

144636211601630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144636211601630 is an abundant number, since it is smaller than the sum of its proper divisors (174401671892770).

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

144636211601630 is a wasteful number, since it uses less digits than its factorization.

144636211601630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22626186.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 144636211601630 in words is "one hundred forty-four trillion, six hundred thirty-six billion, two hundred eleven million, six hundred one thousand, six hundred thirty".