142321163401636 has 48 divisors (see below), whose sum is σ = 254396340198000. Its totient is φ = 69653739386880.

The previous prime is 142321163401583. The next prime is 142321163401657. The reversal of 142321163401636 is 636104361123241.

It can be written as a sum of positive squares in 8 ways, for example, as 165857449536 + 142155305952100 = 407256^2 + 11922890^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142321163401592 and 142321163401601.

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, 42185406 + ... + 45434026.

It is an arithmetic number, because the mean of its divisors is an integer number (5299923754125).

Almost surely, 2^{142321163401636} is an apocalyptic number.

It is an amenable number.

142321163401636 is a deficient number, since it is larger than the sum of its proper divisors (112075176796364).

142321163401636 is a wasteful number, since it uses less digits than its factorization.

142321163401636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249952 (or 3249950 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 142321163401636 in words is "one hundred forty-two trillion, three hundred twenty-one billion, one hundred sixty-three million, four hundred one thousand, six hundred thirty-six".