20362534642 has 8 divisors (see below), whose sum is σ = 30547512576. Its totient is φ = 10180030452.

The previous prime is 20362534597. The next prime is 20362534697. The reversal of 20362534642 is 24643526302.

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

It is a super-3 number, since 3×20362534642³ (a number of 32 digits) contains 333 as substring.

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, 597718 + ... + 630865.

It is an arithmetic number, because the mean of its divisors is an integer number (3818439072).

Almost surely, 2^20362534642 is an apocalyptic number.

20362534642 is a deficient number, since it is larger than the sum of its proper divisors (10184977934).

20362534642 is a wasteful number, since it uses less digits than its factorization.

20362534642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236872.

The product of its (nonzero) digits is 207360, while the sum is 37.

The spelling of 20362534642 in words is "twenty billion, three hundred sixty-two million, five hundred thirty-four thousand, six hundred forty-two".