20607023634 has 8 divisors (see below), whose sum is σ = 41214047280. Its totient is φ = 6869007876.

The previous prime is 20607023621. The next prime is 20607023641. The reversal of 20607023634 is 43632070602.

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

20607023634 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20607023595 and 20607023604.

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, 1717251964 + ... + 1717251975.

It is an arithmetic number, because the mean of its divisors is an integer number (5151755910).

Almost surely, 2^20607023634 is an apocalyptic number.

20607023634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20607023634 is a wasteful number, since it uses less digits than its factorization.

20607023634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434503944.

The product of its (nonzero) digits is 36288, while the sum is 33.

The spelling of 20607023634 in words is "twenty billion, six hundred seven million, twenty-three thousand, six hundred thirty-four".