16621500131342 has 16 divisors (see below), whose sum is σ = 26020232888832. Its totient is φ = 7948199496600.

The previous prime is 16621500131177. The next prime is 16621500131359. The reversal of 16621500131342 is 24313100512661.

It is a super-3 number, since 3×16621500131342³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27277418 + ... + 27880109.

It is an arithmetic number, because the mean of its divisors is an integer number (1626264555552).

Almost surely, 2^{16621500131342} is an apocalyptic number.

16621500131342 is a deficient number, since it is larger than the sum of its proper divisors (9398732757490).

16621500131342 is a wasteful number, since it uses less digits than its factorization.

16621500131342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55164103.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 16621500131342 in words is "sixteen trillion, six hundred twenty-one billion, five hundred million, one hundred thirty-one thousand, three hundred forty-two".