20130501602 has 8 divisors (see below), whose sum is σ = 30198711276. Its totient is φ = 10064264512.

The previous prime is 20130501551. The next prime is 20130501617. The reversal of 20130501602 is 20610503102.

It can be written as a sum of positive squares in 2 ways, for example, as 17331985801 + 2798515801 = 131651^2 + 52901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467363 + ... + 508614.

Almost surely, 2^20130501602 is an apocalyptic number.

20130501602 is a deficient number, since it is larger than the sum of its proper divisors (10068209674).

20130501602 is a wasteful number, since it uses less digits than its factorization.

20130501602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986292.

The product of its (nonzero) digits is 360, while the sum is 20.

The spelling of 20130501602 in words is "twenty billion, one hundred thirty million, five hundred one thousand, six hundred two".