20629544794 has 8 divisors (see below), whose sum is σ = 31053661920. Its totient is φ = 10278324156.

The previous prime is 20629544753. The next prime is 20629544801. The reversal of 20629544794 is 49744592602.

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, 18223414 + ... + 18224545.

It is an arithmetic number, because the mean of its divisors is an integer number (3881707740).

Almost surely, 2^20629544794 is an apocalyptic number.

20629544794 is a deficient number, since it is larger than the sum of its proper divisors (10424117126).

20629544794 is a wasteful number, since it uses less digits than its factorization.

20629544794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36448244.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 20629544794 in words is "twenty billion, six hundred twenty-nine million, five hundred forty-four thousand, seven hundred ninety-four".