20502200087342 has 16 divisors (see below), whose sum is σ = 30942295954512. Its totient is φ = 10188102758400.

The previous prime is 20502200087321. The next prime is 20502200087351. The reversal of 20502200087342 is 24378000220502.

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, 37282568 + ... + 37828484.

It is an arithmetic number, because the mean of its divisors is an integer number (1933893497157).

Almost surely, 2^{20502200087342} is an apocalyptic number.

20502200087342 is a deficient number, since it is larger than the sum of its proper divisors (10440095867170).

20502200087342 is a wasteful number, since it uses less digits than its factorization.

20502200087342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661283.

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 20502200087342 in words is "twenty trillion, five hundred two billion, two hundred million, eighty-seven thousand, three hundred forty-two".