20294554102 has 8 divisors (see below), whose sum is σ = 30493692936. Its totient is φ = 10129989792.

The previous prime is 20294554097. The next prime is 20294554123. The reversal of 20294554102 is 20145549202.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8642163 + ... + 8644510.

It is an arithmetic number, because the mean of its divisors is an integer number (3811711617).

Almost surely, 2^20294554102 is an apocalyptic number.

20294554102 is a deficient number, since it is larger than the sum of its proper divisors (10199138834).

20294554102 is a wasteful number, since it uses less digits than its factorization.

20294554102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17287262.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 20294554102 in words is "twenty billion, two hundred ninety-four million, five hundred fifty-four thousand, one hundred two".