201634024642 has 16 divisors (see below), whose sum is σ = 303007392000. Its totient is φ = 100631721232.

The previous prime is 201634024597. The next prime is 201634024699. The reversal of 201634024642 is 246420436102.

It is a junction number, because it is equal to n+sod(n) for n = 201634024598 and 201634024607.

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, 2548308 + ... + 2626240.

It is an arithmetic number, because the mean of its divisors is an integer number (18937962000).

Almost surely, 2^201634024642 is an apocalyptic number.

201634024642 is a deficient number, since it is larger than the sum of its proper divisors (101373367358).

201634024642 is a wasteful number, since it uses less digits than its factorization.

201634024642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80297.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 201634024642 in words is "two hundred one billion, six hundred thirty-four million, twenty-four thousand, six hundred forty-two".